Home / 84,312,937.52-116,306,971.96-51,283,288.88

Finding the Fourth Proportional to 84,312,937.52, 116,306,971.96 and 51,283,288.88

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Solution

The fourth proportional to 84,312,937.52, 116,306,971.96 and 51,283,288.88 is: 70,743,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,312,937.52 : 116,306,971.96 = 51,283,288.88 : x
  2. Step 2: Convert to fraction form
    84,312,937.52/116,306,971.96 = 51,283,288.88/x
  3. Step 3: Cross multiply
    84,312,937.52x = 116,306,971.96 × 51,283,288.88
  4. Step 4: Simplify right side
    84,312,937.52x = 5,964,604,041,782,740
  5. Step 5: Solve for x
    x = 5,964,604,041,782,740/84,312,937.52
  6. Step 6: Final answer
    x = 70,743,639.32

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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.