Home / 10,571,805.10-15,857,707.65-10,306,084.60

Finding the Fourth Proportional to 10,571,805.10, 15,857,707.65 and 10,306,084.60

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Solution

The fourth proportional to 10,571,805.10, 15,857,707.65 and 10,306,084.60 is: 15,459,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571,805.10 : 15,857,707.65 = 10,306,084.60 : x
  2. Step 2: Convert to fraction form
    10,571,805.10/15,857,707.65 = 10,306,084.60/x
  3. Step 3: Cross multiply
    10,571,805.10x = 15,857,707.65 × 10,306,084.60
  4. Step 4: Simplify right side
    10,571,805.10x = 163,430,876,602,967.19
  5. Step 5: Solve for x
    x = 163,430,876,602,967.19/10,571,805.10
  6. Step 6: Final answer
    x = 15,459,126.90

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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.