Home / 52,488,005.40-78,732,008.10-48,661,630.20

Finding the Fourth Proportional to 52,488,005.40, 78,732,008.10 and 48,661,630.20

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Solution

The fourth proportional to 52,488,005.40, 78,732,008.10 and 48,661,630.20 is: 72,992,445.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,005.40 : 78,732,008.10 = 48,661,630.20 : x
  2. Step 2: Convert to fraction form
    52,488,005.40/78,732,008.10 = 48,661,630.20/x
  3. Step 3: Cross multiply
    52,488,005.40x = 78,732,008.10 × 48,661,630.20
  4. Step 4: Simplify right side
    52,488,005.40x = 3,831,227,863,065,604.50
  5. Step 5: Solve for x
    x = 3,831,227,863,065,604.50/52,488,005.40
  6. Step 6: Final answer
    x = 72,992,445.30

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1.5x scale

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.