Home / 86,829,937.34-119,828,683.24-47,673,364.46

Finding the Fourth Proportional to 86,829,937.34, 119,828,683.24 and 47,673,364.46

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Solution

The fourth proportional to 86,829,937.34, 119,828,683.24 and 47,673,364.46 is: 65,791,093.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,829,937.34 : 119,828,683.24 = 47,673,364.46 : x
  2. Step 2: Convert to fraction form
    86,829,937.34/119,828,683.24 = 47,673,364.46/x
  3. Step 3: Cross multiply
    86,829,937.34x = 119,828,683.24 × 47,673,364.46
  4. Step 4: Simplify right side
    86,829,937.34x = 5,712,636,488,862,414
  5. Step 5: Solve for x
    x = 5,712,636,488,862,414/86,829,937.34
  6. Step 6: Final answer
    x = 65,791,093.07

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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.