Home / 57,370,970.72-79,169,631.18-31,264,931.54

Finding the Fourth Proportional to 57,370,970.72, 79,169,631.18 and 31,264,931.54

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Solution

The fourth proportional to 57,370,970.72, 79,169,631.18 and 31,264,931.54 is: 43,144,347.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,370,970.72 : 79,169,631.18 = 31,264,931.54 : x
  2. Step 2: Convert to fraction form
    57,370,970.72/79,169,631.18 = 31,264,931.54/x
  3. Step 3: Cross multiply
    57,370,970.72x = 79,169,631.18 × 31,264,931.54
  4. Step 4: Simplify right side
    57,370,970.72x = 2,475,233,098,889,749.50
  5. Step 5: Solve for x
    x = 2,475,233,098,889,749.50/57,370,970.72
  6. Step 6: Final answer
    x = 43,144,347.53

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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.