Home / 10,303,311.30-15,454,966.95-9,043,599.30

Finding the Fourth Proportional to 10,303,311.30, 15,454,966.95 and 9,043,599.30

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Solution

The fourth proportional to 10,303,311.30, 15,454,966.95 and 9,043,599.30 is: 13,565,398.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303,311.30 : 15,454,966.95 = 9,043,599.30 : x
  2. Step 2: Convert to fraction form
    10,303,311.30/15,454,966.95 = 9,043,599.30/x
  3. Step 3: Cross multiply
    10,303,311.30x = 15,454,966.95 × 9,043,599.30
  4. Step 4: Simplify right side
    10,303,311.30x = 139,768,528,290,543.14
  5. Step 5: Solve for x
    x = 139,768,528,290,543.14/10,303,311.30
  6. Step 6: Final answer
    x = 13,565,398.95

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Double scale
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Similar ratio
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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.