Home / 7,557,425.69-10,422,829.85-6,385,765.01

Finding the Fourth Proportional to 7,557,425.69, 10,422,829.85 and 6,385,765.01

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Solution

The fourth proportional to 7,557,425.69, 10,422,829.85 and 6,385,765.01 is: 8,806,933.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557,425.69 : 10,422,829.85 = 6,385,765.01 : x
  2. Step 2: Convert to fraction form
    7,557,425.69/10,422,829.85 = 6,385,765.01/x
  3. Step 3: Cross multiply
    7,557,425.69x = 10,422,829.85 × 6,385,765.01
  4. Step 4: Simplify right side
    7,557,425.69x = 66,557,742,077,270.58
  5. Step 5: Solve for x
    x = 66,557,742,077,270.58/7,557,425.69
  6. Step 6: Final answer
    x = 8,806,933.06

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1.5x scale

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.