Home / 71,225,999.40-106,838,999.10-48,267,748.20

Finding the Fourth Proportional to 71,225,999.40, 106,838,999.10 and 48,267,748.20

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Solution

The fourth proportional to 71,225,999.40, 106,838,999.10 and 48,267,748.20 is: 72,401,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,225,999.40 : 106,838,999.10 = 48,267,748.20 : x
  2. Step 2: Convert to fraction form
    71,225,999.40/106,838,999.10 = 48,267,748.20/x
  3. Step 3: Cross multiply
    71,225,999.40x = 106,838,999.10 × 48,267,748.20
  4. Step 4: Simplify right side
    71,225,999.40x = 5,156,877,906,498,827
  5. Step 5: Solve for x
    x = 5,156,877,906,498,827/71,225,999.40
  6. Step 6: Final answer
    x = 72,401,622.30

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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.