Home / 7,984,400.28-11,007,000.09-5,688,575.16

Finding the Fourth Proportional to 7,984,400.28, 11,007,000.09 and 5,688,575.16

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Solution

The fourth proportional to 7,984,400.28, 11,007,000.09 and 5,688,575.16 is: 7,842,060.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984,400.28 : 11,007,000.09 = 5,688,575.16 : x
  2. Step 2: Convert to fraction form
    7,984,400.28/11,007,000.09 = 5,688,575.16/x
  3. Step 3: Cross multiply
    7,984,400.28x = 11,007,000.09 × 5,688,575.16
  4. Step 4: Simplify right side
    7,984,400.28x = 62,614,147,298,091.77
  5. Step 5: Solve for x
    x = 62,614,147,298,091.77/7,984,400.28
  6. Step 6: Final answer
    x = 7,842,060.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.