Home / 84,047,535.86-126,075,167.49-25,751,038.82

Finding the Fourth Proportional to 84,047,535.86, 126,075,167.49 and 25,751,038.82

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Solution

The fourth proportional to 84,047,535.86, 126,075,167.49 and 25,751,038.82 is: 38,627,742.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,047,535.86 : 126,075,167.49 = 25,751,038.82 : x
  2. Step 2: Convert to fraction form
    84,047,535.86/126,075,167.49 = 25,751,038.82/x
  3. Step 3: Cross multiply
    84,047,535.86x = 126,075,167.49 × 25,751,038.82
  4. Step 4: Simplify right side
    84,047,535.86x = 3,246,566,532,272,992
  5. Step 5: Solve for x
    x = 3,246,566,532,272,992/84,047,535.86
  6. Step 6: Final answer
    x = 38,627,742.02

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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.