Home / 43,156,707.60-64,735,098.26-12,031,130.82

Finding the Fourth Proportional to 43,156,707.60, 64,735,098.26 and 12,031,130.82

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Solution

The fourth proportional to 43,156,707.60, 64,735,098.26 and 12,031,130.82 is: 18,046,706.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,156,707.60 : 64,735,098.26 = 12,031,130.82 : x
  2. Step 2: Convert to fraction form
    43,156,707.60/64,735,098.26 = 12,031,130.82/x
  3. Step 3: Cross multiply
    43,156,707.60x = 64,735,098.26 × 12,031,130.82
  4. Step 4: Simplify right side
    43,156,707.60x = 778,836,435,751,458.75
  5. Step 5: Solve for x
    x = 778,836,435,751,458.75/43,156,707.60
  6. Step 6: Final answer
    x = 18,046,706.50

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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.