Home / 25,207,856.20-37,748,798.70-20,169,008.20

Finding the Fourth Proportional to 25,207,856.20, 37,748,798.70 and 20,169,008.20

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Solution

The fourth proportional to 25,207,856.20, 37,748,798.70 and 20,169,008.20 is: 30,203,117.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207,856.20 : 37,748,798.70 = 20,169,008.20 : x
  2. Step 2: Convert to fraction form
    25,207,856.20/37,748,798.70 = 20,169,008.20/x
  3. Step 3: Cross multiply
    25,207,856.20x = 37,748,798.70 × 20,169,008.20
  4. Step 4: Simplify right side
    25,207,856.20x = 761,355,830,520,449.38
  5. Step 5: Solve for x
    x = 761,355,830,520,449.38/25,207,856.20
  6. Step 6: Final answer
    x = 30,203,117.02

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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.