Home / 47,970,812.40-66,199,720.86-25,944,311.46

Finding the Fourth Proportional to 47,970,812.40, 66,199,720.86 and 25,944,311.46

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Solution

The fourth proportional to 47,970,812.40, 66,199,720.86 and 25,944,311.46 is: 35,803,149.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,970,812.40 : 66,199,720.86 = 25,944,311.46 : x
  2. Step 2: Convert to fraction form
    47,970,812.40/66,199,720.86 = 25,944,311.46/x
  3. Step 3: Cross multiply
    47,970,812.40x = 66,199,720.86 × 25,944,311.46
  4. Step 4: Simplify right side
    47,970,812.40x = 1,717,506,176,556,899
  5. Step 5: Solve for x
    x = 1,717,506,176,556,899/47,970,812.40
  6. Step 6: Final answer
    x = 35,803,149.68

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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.