Home / 57,462,041.18-79,296,963.59-31,357,003.16

Finding the Fourth Proportional to 57,462,041.18, 79,296,963.59 and 31,357,003.16

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Solution

The fourth proportional to 57,462,041.18, 79,296,963.59 and 31,357,003.16 is: 43,272,307.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,462,041.18 : 79,296,963.59 = 31,357,003.16 : x
  2. Step 2: Convert to fraction form
    57,462,041.18/79,296,963.59 = 31,357,003.16/x
  3. Step 3: Cross multiply
    57,462,041.18x = 79,296,963.59 × 31,357,003.16
  4. Step 4: Simplify right side
    57,462,041.18x = 2,486,515,138,146,670
  5. Step 5: Solve for x
    x = 2,486,515,138,146,670/57,462,041.18
  6. Step 6: Final answer
    x = 43,272,307.89

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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.