Home / 57,462,445.02-79,299,848.78-31,358,644.23

Finding the Fourth Proportional to 57,462,445.02, 79,299,848.78 and 31,358,644.23

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Solution

The fourth proportional to 57,462,445.02, 79,299,848.78 and 31,358,644.23 is: 43,275,842.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,462,445.02 : 79,299,848.78 = 31,358,644.23 : x
  2. Step 2: Convert to fraction form
    57,462,445.02/79,299,848.78 = 31,358,644.23/x
  3. Step 3: Cross multiply
    57,462,445.02x = 79,299,848.78 × 31,358,644.23
  4. Step 4: Simplify right side
    57,462,445.02x = 2,486,735,745,384,819.50
  5. Step 5: Solve for x
    x = 2,486,735,745,384,819.50/57,462,445.02
  6. Step 6: Final answer
    x = 43,275,842.94

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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.