Home / 10,291,041.17-15,438,790.87-3,101,973.65

Finding the Fourth Proportional to 10,291,041.17, 15,438,790.87 and 3,101,973.65

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Solution

The fourth proportional to 10,291,041.17, 15,438,790.87 and 3,101,973.65 is: 4,653,632.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291,041.17 : 15,438,790.87 = 3,101,973.65 : x
  2. Step 2: Convert to fraction form
    10,291,041.17/15,438,790.87 = 3,101,973.65/x
  3. Step 3: Cross multiply
    10,291,041.17x = 15,438,790.87 × 3,101,973.65
  4. Step 4: Simplify right side
    10,291,041.17x = 47,890,722,381,651.69
  5. Step 5: Solve for x
    x = 47,890,722,381,651.69/10,291,041.17
  6. Step 6: Final answer
    x = 4,653,632.38

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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.