Home / 83,786,386.77-125,678,315.48-37,695,708.06

Finding the Fourth Proportional to 83,786,386.77, 125,678,315.48 and 37,695,708.06

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Solution

The fourth proportional to 83,786,386.77, 125,678,315.48 and 37,695,708.06 is: 56,542,993.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,786,386.77 : 125,678,315.48 = 37,695,708.06 : x
  2. Step 2: Convert to fraction form
    83,786,386.77/125,678,315.48 = 37,695,708.06/x
  3. Step 3: Cross multiply
    83,786,386.77x = 125,678,315.48 × 37,695,708.06
  4. Step 4: Simplify right side
    83,786,386.77x = 4,737,533,089,618,180
  5. Step 5: Solve for x
    x = 4,737,533,089,618,180/83,786,386.77
  6. Step 6: Final answer
    x = 56,542,993.11

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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.