Home / 9,996,988.72-14,995,996.60-2,809,083.16

Finding the Fourth Proportional to 9,996,988.72, 14,995,996.60 and 2,809,083.16

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Solution

The fourth proportional to 9,996,988.72, 14,995,996.60 and 2,809,083.16 is: 4,213,769.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996,988.72 : 14,995,996.60 = 2,809,083.16 : x
  2. Step 2: Convert to fraction form
    9,996,988.72/14,995,996.60 = 2,809,083.16/x
  3. Step 3: Cross multiply
    9,996,988.72x = 14,995,996.60 × 2,809,083.16
  4. Step 4: Simplify right side
    9,996,988.72x = 42,125,001,516,477.26
  5. Step 5: Solve for x
    x = 42,125,001,516,477.26/9,996,988.72
  6. Step 6: Final answer
    x = 4,213,769.04

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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.