Home / 52,488,077.40-78,732,116.10-39,733,493.40

Finding the Fourth Proportional to 52,488,077.40, 78,732,116.10 and 39,733,493.40

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Solution

The fourth proportional to 52,488,077.40, 78,732,116.10 and 39,733,493.40 is: 59,600,240.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,077.40 : 78,732,116.10 = 39,733,493.40 : x
  2. Step 2: Convert to fraction form
    52,488,077.40/78,732,116.10 = 39,733,493.40/x
  3. Step 3: Cross multiply
    52,488,077.40x = 78,732,116.10 × 39,733,493.40
  4. Step 4: Simplify right side
    52,488,077.40x = 3,128,302,015,427,383.50
  5. Step 5: Solve for x
    x = 3,128,302,015,427,383.50/52,488,077.40
  6. Step 6: Final answer
    x = 59,600,240.10

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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.