Home / 15,164,239.20-22,746,358.80-8,432,653.20

Finding the Fourth Proportional to 15,164,239.20, 22,746,358.80 and 8,432,653.20

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Solution

The fourth proportional to 15,164,239.20, 22,746,358.80 and 8,432,653.20 is: 12,648,979.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,164,239.20 : 22,746,358.80 = 8,432,653.20 : x
  2. Step 2: Convert to fraction form
    15,164,239.20/22,746,358.80 = 8,432,653.20/x
  3. Step 3: Cross multiply
    15,164,239.20x = 22,746,358.80 × 8,432,653.20
  4. Step 4: Simplify right side
    15,164,239.20x = 191,812,155,323,168.16
  5. Step 5: Solve for x
    x = 191,812,155,323,168.16/15,164,239.20
  6. Step 6: Final answer
    x = 12,648,979.80

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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.