Home / 14,182,258.92-21,280,032-6,989,872.02

Finding the Fourth Proportional to 14,182,258.92, 21,280,032 and 6,989,872.02

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Solution

The fourth proportional to 14,182,258.92, 21,280,032 and 6,989,872.02 is: 10,488,082.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,182,258.92 : 21,280,032 = 6,989,872.02 : x
  2. Step 2: Convert to fraction form
    14,182,258.92/21,280,032 = 6,989,872.02/x
  3. Step 3: Cross multiply
    14,182,258.92x = 21,280,032 × 6,989,872.02
  4. Step 4: Simplify right side
    14,182,258.92x = 148,744,700,261,504.62
  5. Step 5: Solve for x
    x = 148,744,700,261,504.62/14,182,258.92
  6. Step 6: Final answer
    x = 10,488,082.41

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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.