Home / 45,149,901.48-67,726,256.76-21,482,980.20

Finding the Fourth Proportional to 45,149,901.48, 67,726,256.76 and 21,482,980.20

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Solution

The fourth proportional to 45,149,901.48, 67,726,256.76 and 21,482,980.20 is: 32,225,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,149,901.48 : 67,726,256.76 = 21,482,980.20 : x
  2. Step 2: Convert to fraction form
    45,149,901.48/67,726,256.76 = 21,482,980.20/x
  3. Step 3: Cross multiply
    45,149,901.48x = 67,726,256.76 × 21,482,980.20
  4. Step 4: Simplify right side
    45,149,901.48x = 1,454,961,832,995,196.25
  5. Step 5: Solve for x
    x = 1,454,961,832,995,196.25/45,149,901.48
  6. Step 6: Final answer
    x = 32,225,138.60

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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.