Home / 8,943,626.97-13,415,445-2,878,357.90

Finding the Fourth Proportional to 8,943,626.97, 13,415,445 and 2,878,357.90

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Solution

The fourth proportional to 8,943,626.97, 13,415,445 and 2,878,357.90 is: 4,317,538.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943,626.97 : 13,415,445 = 2,878,357.90 : x
  2. Step 2: Convert to fraction form
    8,943,626.97/13,415,445 = 2,878,357.90/x
  3. Step 3: Cross multiply
    8,943,626.97x = 13,415,445 × 2,878,357.90
  4. Step 4: Simplify right side
    8,943,626.97x = 38,614,452,097,765.50
  5. Step 5: Solve for x
    x = 38,614,452,097,765.50/8,943,626.97
  6. Step 6: Final answer
    x = 4,317,538.31

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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.