Home / 10,600,837.10-15,904,208.10-5,209,663.40

Finding the Fourth Proportional to 10,600,837.10, 15,904,208.10 and 5,209,663.40

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Solution

The fourth proportional to 10,600,837.10, 15,904,208.10 and 5,209,663.40 is: 7,815,946.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,600,837.10 : 15,904,208.10 = 5,209,663.40 : x
  2. Step 2: Convert to fraction form
    10,600,837.10/15,904,208.10 = 5,209,663.40/x
  3. Step 3: Cross multiply
    10,600,837.10x = 15,904,208.10 × 5,209,663.40
  4. Step 4: Simplify right side
    10,600,837.10x = 82,855,570,844,553.55
  5. Step 5: Solve for x
    x = 82,855,570,844,553.55/10,600,837.10
  6. Step 6: Final answer
    x = 7,815,946.05

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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.