Home / 57,371,242.74-79,170,005.24-31,265,200.05

Finding the Fourth Proportional to 57,371,242.74, 79,170,005.24 and 31,265,200.05

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Solution

The fourth proportional to 57,371,242.74, 79,170,005.24 and 31,265,200.05 is: 43,144,717.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,371,242.74 : 79,170,005.24 = 31,265,200.05 : x
  2. Step 2: Convert to fraction form
    57,371,242.74/79,170,005.24 = 31,265,200.05/x
  3. Step 3: Cross multiply
    57,371,242.74x = 79,170,005.24 × 31,265,200.05
  4. Step 4: Simplify right side
    57,371,242.74x = 2,475,266,051,788,148
  5. Step 5: Solve for x
    x = 2,475,266,051,788,148/57,371,242.74
  6. Step 6: Final answer
    x = 43,144,717.35

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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.