Home / 73,573,036.98-110,359,001.85-18,980,981.70

Finding the Fourth Proportional to 73,573,036.98, 110,359,001.85 and 18,980,981.70

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Solution

The fourth proportional to 73,573,036.98, 110,359,001.85 and 18,980,981.70 is: 28,471,329.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,573,036.98 : 110,359,001.85 = 18,980,981.70 : x
  2. Step 2: Convert to fraction form
    73,573,036.98/110,359,001.85 = 18,980,981.70/x
  3. Step 3: Cross multiply
    73,573,036.98x = 110,359,001.85 × 18,980,981.70
  4. Step 4: Simplify right side
    73,573,036.98x = 2,094,722,194,545,116
  5. Step 5: Solve for x
    x = 2,094,722,194,545,116/73,573,036.98
  6. Step 6: Final answer
    x = 28,471,329.72

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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.