Home / 31,547,289.60-47,329,318.08-9,982,274.40

Finding the Fourth Proportional to 31,547,289.60, 47,329,318.08 and 9,982,274.40

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Solution

The fourth proportional to 31,547,289.60, 47,329,318.08 and 9,982,274.40 is: 14,976,064.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,547,289.60 : 47,329,318.08 = 9,982,274.40 : x
  2. Step 2: Convert to fraction form
    31,547,289.60/47,329,318.08 = 9,982,274.40/x
  3. Step 3: Cross multiply
    31,547,289.60x = 47,329,318.08 × 9,982,274.40
  4. Step 4: Simplify right side
    31,547,289.60x = 472,454,240,239,441.12
  5. Step 5: Solve for x
    x = 472,454,240,239,441.12/31,547,289.60
  6. Step 6: Final answer
    x = 14,976,064.39

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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.