Home / 21,251,582.40-31,873,951.84-6,102,068.16

Finding the Fourth Proportional to 21,251,582.40, 31,873,951.84 and 6,102,068.16

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Solution

The fourth proportional to 21,251,582.40, 31,873,951.84 and 6,102,068.16 is: 9,152,119.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,251,582.40 : 31,873,951.84 = 6,102,068.16 : x
  2. Step 2: Convert to fraction form
    21,251,582.40/31,873,951.84 = 6,102,068.16/x
  3. Step 3: Cross multiply
    21,251,582.40x = 31,873,951.84 × 6,102,068.16
  4. Step 4: Simplify right side
    21,251,582.40x = 194,497,026,656,237.41
  5. Step 5: Solve for x
    x = 194,497,026,656,237.41/21,251,582.40
  6. Step 6: Final answer
    x = 9,152,119.73

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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.