Home / 12,564,032.10-18,846,048.15-4,486,128.90

Finding the Fourth Proportional to 12,564,032.10, 18,846,048.15 and 4,486,128.90

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Solution

The fourth proportional to 12,564,032.10, 18,846,048.15 and 4,486,128.90 is: 6,729,193.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,564,032.10 : 18,846,048.15 = 4,486,128.90 : x
  2. Step 2: Convert to fraction form
    12,564,032.10/18,846,048.15 = 4,486,128.90/x
  3. Step 3: Cross multiply
    12,564,032.10x = 18,846,048.15 × 4,486,128.90
  4. Step 4: Simplify right side
    12,564,032.10x = 84,545,801,256,506.53
  5. Step 5: Solve for x
    x = 84,545,801,256,506.53/12,564,032.10
  6. Step 6: Final answer
    x = 6,729,193.35

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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.