Home / 84,053,379.85-126,020,530.09-37,341,209.95

Finding the Fourth Proportional to 84,053,379.85, 126,020,530.09 and 37,341,209.95

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Solution

The fourth proportional to 84,053,379.85, 126,020,530.09 and 37,341,209.95 is: 55,985,364.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,053,379.85 : 126,020,530.09 = 37,341,209.95 : x
  2. Step 2: Convert to fraction form
    84,053,379.85/126,020,530.09 = 37,341,209.95/x
  3. Step 3: Cross multiply
    84,053,379.85x = 126,020,530.09 × 37,341,209.95
  4. Step 4: Simplify right side
    84,053,379.85x = 4,705,759,072,100,983
  5. Step 5: Solve for x
    x = 4,705,759,072,100,983/84,053,379.85
  6. Step 6: Final answer
    x = 55,985,364.07

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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.