Home / 21,592,877.31-32,389,315.35-7,215,944.70

Finding the Fourth Proportional to 21,592,877.31, 32,389,315.35 and 7,215,944.70

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Solution

The fourth proportional to 21,592,877.31, 32,389,315.35 and 7,215,944.70 is: 10,823,916.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,592,877.31 : 32,389,315.35 = 7,215,944.70 : x
  2. Step 2: Convert to fraction form
    21,592,877.31/32,389,315.35 = 7,215,944.70/x
  3. Step 3: Cross multiply
    21,592,877.31x = 32,389,315.35 × 7,215,944.70
  4. Step 4: Simplify right side
    21,592,877.31x = 233,719,508,436,461.16
  5. Step 5: Solve for x
    x = 233,719,508,436,461.16/21,592,877.31
  6. Step 6: Final answer
    x = 10,823,916.84

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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.