Home / 52,099,338.80-78,160,911.95-18,020,655.92

Finding the Fourth Proportional to 52,099,338.80, 78,160,911.95 and 18,020,655.92

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Solution

The fourth proportional to 52,099,338.80, 78,160,911.95 and 18,020,655.92 is: 27,035,101.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,099,338.80 : 78,160,911.95 = 18,020,655.92 : x
  2. Step 2: Convert to fraction form
    52,099,338.80/78,160,911.95 = 18,020,655.92/x
  3. Step 3: Cross multiply
    52,099,338.80x = 78,160,911.95 × 18,020,655.92
  4. Step 4: Simplify right side
    52,099,338.80x = 1,408,510,900,298,613.25
  5. Step 5: Solve for x
    x = 1,408,510,900,298,613.25/52,099,338.80
  6. Step 6: Final answer
    x = 27,035,101.27

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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.