Home / 43,115,006.70-64,578,031.65-38,328,101.10

Finding the Fourth Proportional to 43,115,006.70, 64,578,031.65 and 38,328,101.10

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Solution

The fourth proportional to 43,115,006.70, 64,578,031.65 and 38,328,101.10 is: 57,408,162.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,115,006.70 : 64,578,031.65 = 38,328,101.10 : x
  2. Step 2: Convert to fraction form
    43,115,006.70/64,578,031.65 = 38,328,101.10/x
  3. Step 3: Cross multiply
    43,115,006.70x = 64,578,031.65 × 38,328,101.10
  4. Step 4: Simplify right side
    43,115,006.70x = 2,475,153,325,920,200
  5. Step 5: Solve for x
    x = 2,475,153,325,920,200/43,115,006.70
  6. Step 6: Final answer
    x = 57,408,162.85

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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.