Home / 10,303,386.30-15,455,079.45-9,043,674.30

Finding the Fourth Proportional to 10,303,386.30, 15,455,079.45 and 9,043,674.30

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Solution

The fourth proportional to 10,303,386.30, 15,455,079.45 and 9,043,674.30 is: 13,565,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303,386.30 : 15,455,079.45 = 9,043,674.30 : x
  2. Step 2: Convert to fraction form
    10,303,386.30/15,455,079.45 = 9,043,674.30/x
  3. Step 3: Cross multiply
    10,303,386.30x = 15,455,079.45 × 9,043,674.30
  4. Step 4: Simplify right side
    10,303,386.30x = 139,770,704,826,423.14
  5. Step 5: Solve for x
    x = 139,770,704,826,423.14/10,303,386.30
  6. Step 6: Final answer
    x = 13,565,511.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.