Home / 47,235,265.20-70,852,897.80-19,972,341.90

Finding the Fourth Proportional to 47,235,265.20, 70,852,897.80 and 19,972,341.90

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Solution

The fourth proportional to 47,235,265.20, 70,852,897.80 and 19,972,341.90 is: 29,958,512.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,235,265.20 : 70,852,897.80 = 19,972,341.90 : x
  2. Step 2: Convert to fraction form
    47,235,265.20/70,852,897.80 = 19,972,341.90/x
  3. Step 3: Cross multiply
    47,235,265.20x = 70,852,897.80 × 19,972,341.90
  4. Step 4: Simplify right side
    47,235,265.20x = 1,415,098,299,467,357.75
  5. Step 5: Solve for x
    x = 1,415,098,299,467,357.75/47,235,265.20
  6. Step 6: Final answer
    x = 29,958,512.85

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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.