Home / 52,477,386.30-78,730,825.05-25,551,920.70

Finding the Fourth Proportional to 52,477,386.30, 78,730,825.05 and 25,551,920.70

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Solution

The fourth proportional to 52,477,386.30, 78,730,825.05 and 25,551,920.70 is: 38,335,060.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,477,386.30 : 78,730,825.05 = 25,551,920.70 : x
  2. Step 2: Convert to fraction form
    52,477,386.30/78,730,825.05 = 25,551,920.70/x
  3. Step 3: Cross multiply
    52,477,386.30x = 78,730,825.05 × 25,551,920.70
  4. Step 4: Simplify right side
    52,477,386.30x = 2,011,723,798,323,173.50
  5. Step 5: Solve for x
    x = 2,011,723,798,323,173.50/52,477,386.30
  6. Step 6: Final answer
    x = 38,335,060.87

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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.