Home / 19,251,013.90-28,862,524.05-7,885,612.30

Finding the Fourth Proportional to 19,251,013.90, 28,862,524.05 and 7,885,612.30

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Solution

The fourth proportional to 19,251,013.90, 28,862,524.05 and 7,885,612.30 is: 11,822,685.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251,013.90 : 28,862,524.05 = 7,885,612.30 : x
  2. Step 2: Convert to fraction form
    19,251,013.90/28,862,524.05 = 7,885,612.30/x
  3. Step 3: Cross multiply
    19,251,013.90x = 28,862,524.05 × 7,885,612.30
  4. Step 4: Simplify right side
    19,251,013.90x = 227,598,674,657,725.81
  5. Step 5: Solve for x
    x = 227,598,674,657,725.81/19,251,013.90
  6. Step 6: Final answer
    x = 11,822,685.07

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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.