Home / 52,148,316.30-78,250,468.05-21,859,241.10

Finding the Fourth Proportional to 52,148,316.30, 78,250,468.05 and 21,859,241.10

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Solution

The fourth proportional to 52,148,316.30, 78,250,468.05 and 21,859,241.10 is: 32,800,595.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,148,316.30 : 78,250,468.05 = 21,859,241.10 : x
  2. Step 2: Convert to fraction form
    52,148,316.30/78,250,468.05 = 21,859,241.10/x
  3. Step 3: Cross multiply
    52,148,316.30x = 78,250,468.05 × 21,859,241.10
  4. Step 4: Simplify right side
    52,148,316.30x = 1,710,495,847,292,797
  5. Step 5: Solve for x
    x = 1,710,495,847,292,797/52,148,316.30
  6. Step 6: Final answer
    x = 32,800,595.85

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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.