Home / 15,545,077.24-21,452,482.38-8,668,820.92

Finding the Fourth Proportional to 15,545,077.24, 21,452,482.38 and 8,668,820.92

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Solution

The fourth proportional to 15,545,077.24, 21,452,482.38 and 8,668,820.92 is: 11,963,126.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545,077.24 : 21,452,482.38 = 8,668,820.92 : x
  2. Step 2: Convert to fraction form
    15,545,077.24/21,452,482.38 = 8,668,820.92/x
  3. Step 3: Cross multiply
    15,545,077.24x = 21,452,482.38 × 8,668,820.92
  4. Step 4: Simplify right side
    15,545,077.24x = 185,967,728,041,675.38
  5. Step 5: Solve for x
    x = 185,967,728,041,675.38/15,545,077.24
  6. Step 6: Final answer
    x = 11,963,126.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.