Home / 21,732,857.80-32,587,476.90-7,348,521.40

Finding the Fourth Proportional to 21,732,857.80, 32,587,476.90 and 7,348,521.40

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Solution

The fourth proportional to 21,732,857.80, 32,587,476.90 and 7,348,521.40 is: 11,018,788.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732,857.80 : 32,587,476.90 = 7,348,521.40 : x
  2. Step 2: Convert to fraction form
    21,732,857.80/32,587,476.90 = 7,348,521.40/x
  3. Step 3: Cross multiply
    21,732,857.80x = 32,587,476.90 × 7,348,521.40
  4. Step 4: Simplify right side
    21,732,857.80x = 239,469,771,371,655.66
  5. Step 5: Solve for x
    x = 239,469,771,371,655.66/21,732,857.80
  6. Step 6: Final answer
    x = 11,018,788.86

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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.