Home / 21,830,487.10-32,745,827.85-5,655,289.30

Finding the Fourth Proportional to 21,830,487.10, 32,745,827.85 and 5,655,289.30

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Solution

The fourth proportional to 21,830,487.10, 32,745,827.85 and 5,655,289.30 is: 8,482,959.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,830,487.10 : 32,745,827.85 = 5,655,289.30 : x
  2. Step 2: Convert to fraction form
    21,830,487.10/32,745,827.85 = 5,655,289.30/x
  3. Step 3: Cross multiply
    21,830,487.10x = 32,745,827.85 × 5,655,289.30
  4. Step 4: Simplify right side
    21,830,487.10x = 185,187,129,859,747
  5. Step 5: Solve for x
    x = 185,187,129,859,747/21,830,487.10
  6. Step 6: Final answer
    x = 8,482,959.13

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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.