Home / 84,497,955.17-126,528,645.59-58,317,575.34

Finding the Fourth Proportional to 84,497,955.17, 126,528,645.59 and 58,317,575.34

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Solution

The fourth proportional to 84,497,955.17, 126,528,645.59 and 58,317,575.34 is: 87,325,708.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,497,955.17 : 126,528,645.59 = 58,317,575.34 : x
  2. Step 2: Convert to fraction form
    84,497,955.17/126,528,645.59 = 58,317,575.34/x
  3. Step 3: Cross multiply
    84,497,955.17x = 126,528,645.59 × 58,317,575.34
  4. Step 4: Simplify right side
    84,497,955.17x = 7,378,843,821,862,984
  5. Step 5: Solve for x
    x = 7,378,843,821,862,984/84,497,955.17
  6. Step 6: Final answer
    x = 87,325,708.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.