Home / 55,389,793.29-83,010,421.64-43,108,585.44

Finding the Fourth Proportional to 55,389,793.29, 83,010,421.64 and 43,108,585.44

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Solution

The fourth proportional to 55,389,793.29, 83,010,421.64 and 43,108,585.44 is: 64,605,076.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,389,793.29 : 83,010,421.64 = 43,108,585.44 : x
  2. Step 2: Convert to fraction form
    55,389,793.29/83,010,421.64 = 43,108,585.44/x
  3. Step 3: Cross multiply
    55,389,793.29x = 83,010,421.64 × 43,108,585.44
  4. Step 4: Simplify right side
    55,389,793.29x = 3,578,461,853,462,822
  5. Step 5: Solve for x
    x = 3,578,461,853,462,822/55,389,793.29
  6. Step 6: Final answer
    x = 64,605,076.87

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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.