Home / 45,427,475.16-68,138,947.98-16,671,348.45

Finding the Fourth Proportional to 45,427,475.16, 68,138,947.98 and 16,671,348.45

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Solution

The fourth proportional to 45,427,475.16, 68,138,947.98 and 16,671,348.45 is: 25,006,191.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,427,475.16 : 68,138,947.98 = 16,671,348.45 : x
  2. Step 2: Convert to fraction form
    45,427,475.16/68,138,947.98 = 16,671,348.45/x
  3. Step 3: Cross multiply
    45,427,475.16x = 68,138,947.98 × 16,671,348.45
  4. Step 4: Simplify right side
    45,427,475.16x = 1,135,968,144,791,003.75
  5. Step 5: Solve for x
    x = 1,135,968,144,791,003.75/45,427,475.16
  6. Step 6: Final answer
    x = 25,006,191.53

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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.