Home / 6,687,907.80-10,031,861.70-4,376,139.45

Finding the Fourth Proportional to 6,687,907.80, 10,031,861.70 and 4,376,139.45

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Solution

The fourth proportional to 6,687,907.80, 10,031,861.70 and 4,376,139.45 is: 6,564,209.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687,907.80 : 10,031,861.70 = 4,376,139.45 : x
  2. Step 2: Convert to fraction form
    6,687,907.80/10,031,861.70 = 4,376,139.45/x
  3. Step 3: Cross multiply
    6,687,907.80x = 10,031,861.70 × 4,376,139.45
  4. Step 4: Simplify right side
    6,687,907.80x = 43,900,825,742,314.06
  5. Step 5: Solve for x
    x = 43,900,825,742,314.06/6,687,907.80
  6. Step 6: Final answer
    x = 6,564,209.18

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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.