Home / 24,138,728.10-36,208,092.15-21,020,940.90

Finding the Fourth Proportional to 24,138,728.10, 36,208,092.15 and 21,020,940.90

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Solution

The fourth proportional to 24,138,728.10, 36,208,092.15 and 21,020,940.90 is: 31,531,411.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,138,728.10 : 36,208,092.15 = 21,020,940.90 : x
  2. Step 2: Convert to fraction form
    24,138,728.10/36,208,092.15 = 21,020,940.90/x
  3. Step 3: Cross multiply
    24,138,728.10x = 36,208,092.15 × 21,020,940.90
  4. Step 4: Simplify right side
    24,138,728.10x = 761,128,165,186,903.88
  5. Step 5: Solve for x
    x = 761,128,165,186,903.88/24,138,728.10
  6. Step 6: Final answer
    x = 31,531,411.35

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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.