Home / 9,335,390.80-14,024,081.40-8,978,472.40

Finding the Fourth Proportional to 9,335,390.80, 14,024,081.40 and 8,978,472.40

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Solution

The fourth proportional to 9,335,390.80, 14,024,081.40 and 8,978,472.40 is: 13,487,901.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,335,390.80 : 14,024,081.40 = 8,978,472.40 : x
  2. Step 2: Convert to fraction form
    9,335,390.80/14,024,081.40 = 8,978,472.40/x
  3. Step 3: Cross multiply
    9,335,390.80x = 14,024,081.40 × 8,978,472.40
  4. Step 4: Simplify right side
    9,335,390.80x = 125,914,827,785,253.38
  5. Step 5: Solve for x
    x = 125,914,827,785,253.38/9,335,390.80
  6. Step 6: Final answer
    x = 13,487,901.09

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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.