Home / 10,656,567.40-15,971,729.10-7,244,847.40

Finding the Fourth Proportional to 10,656,567.40, 15,971,729.10 and 7,244,847.40

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Solution

The fourth proportional to 10,656,567.40, 15,971,729.10 and 7,244,847.40 is: 10,858,350.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656,567.40 : 15,971,729.10 = 7,244,847.40 : x
  2. Step 2: Convert to fraction form
    10,656,567.40/15,971,729.10 = 7,244,847.40/x
  3. Step 3: Cross multiply
    10,656,567.40x = 15,971,729.10 × 7,244,847.40
  4. Step 4: Simplify right side
    10,656,567.40x = 115,712,740,043,639.34
  5. Step 5: Solve for x
    x = 115,712,740,043,639.34/10,656,567.40
  6. Step 6: Final answer
    x = 10,858,350.13

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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.