Home / 6,909,459.91-9,534,988.85-3,812,008.16

Finding the Fourth Proportional to 6,909,459.91, 9,534,988.85 and 3,812,008.16

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Solution

The fourth proportional to 6,909,459.91, 9,534,988.85 and 3,812,008.16 is: 5,260,534.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,459.91 : 9,534,988.85 = 3,812,008.16 : x
  2. Step 2: Convert to fraction form
    6,909,459.91/9,534,988.85 = 3,812,008.16/x
  3. Step 3: Cross multiply
    6,909,459.91x = 9,534,988.85 × 3,812,008.16
  4. Step 4: Simplify right side
    6,909,459.91x = 36,347,455,306,486.45
  5. Step 5: Solve for x
    x = 36,347,455,306,486.45/6,909,459.91
  6. Step 6: Final answer
    x = 5,260,534.95

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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.