Home / 10,303,718.70-15,457,327.65-5,510,106.30

Finding the Fourth Proportional to 10,303,718.70, 15,457,327.65 and 5,510,106.30

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Solution

The fourth proportional to 10,303,718.70, 15,457,327.65 and 5,510,106.30 is: 8,266,095.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303,718.70 : 15,457,327.65 = 5,510,106.30 : x
  2. Step 2: Convert to fraction form
    10,303,718.70/15,457,327.65 = 5,510,106.30/x
  3. Step 3: Cross multiply
    10,303,718.70x = 15,457,327.65 × 5,510,106.30
  4. Step 4: Simplify right side
    10,303,718.70x = 85,171,518,465,429.19
  5. Step 5: Solve for x
    x = 85,171,518,465,429.19/10,303,718.70
  6. Step 6: Final answer
    x = 8,266,095.08

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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.