Home / 14,474,452.79-21,657,411.47-8,617,214.39

Finding the Fourth Proportional to 14,474,452.79, 21,657,411.47 and 8,617,214.39

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Solution

The fourth proportional to 14,474,452.79, 21,657,411.47 and 8,617,214.39 is: 12,893,513.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,474,452.79 : 21,657,411.47 = 8,617,214.39 : x
  2. Step 2: Convert to fraction form
    14,474,452.79/21,657,411.47 = 8,617,214.39/x
  3. Step 3: Cross multiply
    14,474,452.79x = 21,657,411.47 × 8,617,214.39
  4. Step 4: Simplify right side
    14,474,452.79x = 186,626,557,618,061.91
  5. Step 5: Solve for x
    x = 186,626,557,618,061.91/14,474,452.79
  6. Step 6: Final answer
    x = 12,893,513.86

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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.