Home / 20,837,798.28-28,766,157.84-14,648,150.88

Finding the Fourth Proportional to 20,837,798.28, 28,766,157.84 and 14,648,150.88

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Solution

The fourth proportional to 20,837,798.28, 28,766,157.84 and 14,648,150.88 is: 20,221,475.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,837,798.28 : 28,766,157.84 = 14,648,150.88 : x
  2. Step 2: Convert to fraction form
    20,837,798.28/28,766,157.84 = 14,648,150.88/x
  3. Step 3: Cross multiply
    20,837,798.28x = 28,766,157.84 × 14,648,150.88
  4. Step 4: Simplify right side
    20,837,798.28x = 421,371,020,278,214.94
  5. Step 5: Solve for x
    x = 421,371,020,278,214.94/20,837,798.28
  6. Step 6: Final answer
    x = 20,221,475.16

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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.