Home / 19,963,326.30-29,944,989.45-8,004,644.70

Finding the Fourth Proportional to 19,963,326.30, 29,944,989.45 and 8,004,644.70

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Solution

The fourth proportional to 19,963,326.30, 29,944,989.45 and 8,004,644.70 is: 12,006,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963,326.30 : 29,944,989.45 = 8,004,644.70 : x
  2. Step 2: Convert to fraction form
    19,963,326.30/29,944,989.45 = 8,004,644.70/x
  3. Step 3: Cross multiply
    19,963,326.30x = 29,944,989.45 × 8,004,644.70
  4. Step 4: Simplify right side
    19,963,326.30x = 239,699,001,092,498.41
  5. Step 5: Solve for x
    x = 239,699,001,092,498.41/19,963,326.30
  6. Step 6: Final answer
    x = 12,006,967.05

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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.