Home / 71,303,534-98,400,069.24-38,708,486

Finding the Fourth Proportional to 71,303,534, 98,400,069.24 and 38,708,486

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Solution

The fourth proportional to 71,303,534, 98,400,069.24 and 38,708,486 is: 53,418,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,303,534 : 98,400,069.24 = 38,708,486 : x
  2. Step 2: Convert to fraction form
    71,303,534/98,400,069.24 = 38,708,486/x
  3. Step 3: Cross multiply
    71,303,534x = 98,400,069.24 × 38,708,486
  4. Step 4: Simplify right side
    71,303,534x = 3,808,917,702,575,570.50
  5. Step 5: Solve for x
    x = 3,808,917,702,575,570.50/71,303,534
  6. Step 6: Final answer
    x = 53,418,357.95

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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.