Home / 56,353,042.61-84,540,183.11-21,348,641.87

Finding the Fourth Proportional to 56,353,042.61, 84,540,183.11 and 21,348,641.87

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Solution

The fourth proportional to 56,353,042.61, 84,540,183.11 and 21,348,641.87 is: 32,026,985.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,353,042.61 : 84,540,183.11 = 21,348,641.87 : x
  2. Step 2: Convert to fraction form
    56,353,042.61/84,540,183.11 = 21,348,641.87/x
  3. Step 3: Cross multiply
    56,353,042.61x = 84,540,183.11 × 21,348,641.87
  4. Step 4: Simplify right side
    56,353,042.61x = 1,804,818,092,708,389.75
  5. Step 5: Solve for x
    x = 1,804,818,092,708,389.75/56,353,042.61
  6. Step 6: Final answer
    x = 32,026,985.75

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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.