Home / 18,859,401.76-28,308,891.12-16,714,151.20

Finding the Fourth Proportional to 18,859,401.76, 28,308,891.12 and 16,714,151.20

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Solution

The fourth proportional to 18,859,401.76, 28,308,891.12 and 16,714,151.20 is: 25,088,764.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,859,401.76 : 28,308,891.12 = 16,714,151.20 : x
  2. Step 2: Convert to fraction form
    18,859,401.76/28,308,891.12 = 16,714,151.20/x
  3. Step 3: Cross multiply
    18,859,401.76x = 28,308,891.12 × 16,714,151.20
  4. Step 4: Simplify right side
    18,859,401.76x = 473,159,086,484,017.31
  5. Step 5: Solve for x
    x = 473,159,086,484,017.31/18,859,401.76
  6. Step 6: Final answer
    x = 25,088,764.35

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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.