Home / 51,686,810.55-71,328,276.92-28,482,767.91

Finding the Fourth Proportional to 51,686,810.55, 71,328,276.92 and 28,482,767.91

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Solution

The fourth proportional to 51,686,810.55, 71,328,276.92 and 28,482,767.91 is: 39,306,483.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,686,810.55 : 71,328,276.92 = 28,482,767.91 : x
  2. Step 2: Convert to fraction form
    51,686,810.55/71,328,276.92 = 28,482,767.91/x
  3. Step 3: Cross multiply
    51,686,810.55x = 71,328,276.92 × 28,482,767.91
  4. Step 4: Simplify right side
    51,686,810.55x = 2,031,626,756,790,156
  5. Step 5: Solve for x
    x = 2,031,626,756,790,156/51,686,810.55
  6. Step 6: Final answer
    x = 39,306,483.32

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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.