Home / 55,905,720.23-83,867,671.70-16,517,970.52

Finding the Fourth Proportional to 55,905,720.23, 83,867,671.70 and 16,517,970.52

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Solution

The fourth proportional to 55,905,720.23, 83,867,671.70 and 16,517,970.52 is: 24,779,641.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,905,720.23 : 83,867,671.70 = 16,517,970.52 : x
  2. Step 2: Convert to fraction form
    55,905,720.23/83,867,671.70 = 16,517,970.52/x
  3. Step 3: Cross multiply
    55,905,720.23x = 83,867,671.70 × 16,517,970.52
  4. Step 4: Simplify right side
    55,905,720.23x = 1,385,323,728,721,638.25
  5. Step 5: Solve for x
    x = 1,385,323,728,721,638.25/55,905,720.23
  6. Step 6: Final answer
    x = 24,779,641.92

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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.