Home / 37,402,619.12-51,613,445.70-20,883,789.55

Finding the Fourth Proportional to 37,402,619.12, 51,613,445.70 and 20,883,789.55

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Solution

The fourth proportional to 37,402,619.12, 51,613,445.70 and 20,883,789.55 is: 28,818,418.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,402,619.12 : 51,613,445.70 = 20,883,789.55 : x
  2. Step 2: Convert to fraction form
    37,402,619.12/51,613,445.70 = 20,883,789.55/x
  3. Step 3: Cross multiply
    37,402,619.12x = 51,613,445.70 × 20,883,789.55
  4. Step 4: Simplify right side
    37,402,619.12x = 1,077,884,337,949,152.50
  5. Step 5: Solve for x
    x = 1,077,884,337,949,152.50/37,402,619.12
  6. Step 6: Final answer
    x = 28,818,418.69

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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.