Home / 51,552,445.14-71,139,938.85-28,348,550.10

Finding the Fourth Proportional to 51,552,445.14, 71,139,938.85 and 28,348,550.10

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Solution

The fourth proportional to 51,552,445.14, 71,139,938.85 and 28,348,550.10 is: 39,119,659.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,552,445.14 : 71,139,938.85 = 28,348,550.10 : x
  2. Step 2: Convert to fraction form
    51,552,445.14/71,139,938.85 = 28,348,550.10/x
  3. Step 3: Cross multiply
    51,552,445.14x = 71,139,938.85 × 28,348,550.10
  4. Step 4: Simplify right side
    51,552,445.14x = 2,016,714,120,600,161.25
  5. Step 5: Solve for x
    x = 2,016,714,120,600,161.25/51,552,445.14
  6. Step 6: Final answer
    x = 39,119,659.89

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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.