Home / 47,129,602.34-70,693,693.23-21,203,594.66

Finding the Fourth Proportional to 47,129,602.34, 70,693,693.23 and 21,203,594.66

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Solution

The fourth proportional to 47,129,602.34, 70,693,693.23 and 21,203,594.66 is: 31,805,072.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,129,602.34 : 70,693,693.23 = 21,203,594.66 : x
  2. Step 2: Convert to fraction form
    47,129,602.34/70,693,693.23 = 21,203,594.66/x
  3. Step 3: Cross multiply
    47,129,602.34x = 70,693,693.23 × 21,203,594.66
  4. Step 4: Simplify right side
    47,129,602.34x = 1,498,960,416,267,306.25
  5. Step 5: Solve for x
    x = 1,498,960,416,267,306.25/47,129,602.34
  6. Step 6: Final answer
    x = 31,805,072.44

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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.