Home / 14,791,280.40-20,411,575.38-8,264,963.49

Finding the Fourth Proportional to 14,791,280.40, 20,411,575.38 and 8,264,963.49

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Solution

The fourth proportional to 14,791,280.40, 20,411,575.38 and 8,264,963.49 is: 11,405,430.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,791,280.40 : 20,411,575.38 = 8,264,963.49 : x
  2. Step 2: Convert to fraction form
    14,791,280.40/20,411,575.38 = 8,264,963.49/x
  3. Step 3: Cross multiply
    14,791,280.40x = 20,411,575.38 × 8,264,963.49
  4. Step 4: Simplify right side
    14,791,280.40x = 168,700,925,289,082.88
  5. Step 5: Solve for x
    x = 168,700,925,289,082.88/14,791,280.40
  6. Step 6: Final answer
    x = 11,405,430.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.