Home / 9,417,287.78-12,997,277.14-5,748,331.22

Finding the Fourth Proportional to 9,417,287.78, 12,997,277.14 and 5,748,331.22

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Solution

The fourth proportional to 9,417,287.78, 12,997,277.14 and 5,748,331.22 is: 7,933,563.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417,287.78 : 12,997,277.14 = 5,748,331.22 : x
  2. Step 2: Convert to fraction form
    9,417,287.78/12,997,277.14 = 5,748,331.22/x
  3. Step 3: Cross multiply
    9,417,287.78x = 12,997,277.14 × 5,748,331.22
  4. Step 4: Simplify right side
    9,417,287.78x = 74,712,653,958,854.31
  5. Step 5: Solve for x
    x = 74,712,653,958,854.31/9,417,287.78
  6. Step 6: Final answer
    x = 7,933,563.86

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1.5x scale

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.