Home / 14,750,981.32-20,310,032.28-12,541,498.96

Finding the Fourth Proportional to 14,750,981.32, 20,310,032.28 and 12,541,498.96

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Solution

The fourth proportional to 14,750,981.32, 20,310,032.28 and 12,541,498.96 is: 17,267,884.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,750,981.32 : 20,310,032.28 = 12,541,498.96 : x
  2. Step 2: Convert to fraction form
    14,750,981.32/20,310,032.28 = 12,541,498.96/x
  3. Step 3: Cross multiply
    14,750,981.32x = 20,310,032.28 × 12,541,498.96
  4. Step 4: Simplify right side
    14,750,981.32x = 254,718,248,717,186.47
  5. Step 5: Solve for x
    x = 254,718,248,717,186.47/14,750,981.32
  6. Step 6: Final answer
    x = 17,267,884.98

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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.