Home / 6,240,617.20-9,360,925.80-5,176,860.40

Finding the Fourth Proportional to 6,240,617.20, 9,360,925.80 and 5,176,860.40

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Solution

The fourth proportional to 6,240,617.20, 9,360,925.80 and 5,176,860.40 is: 7,765,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,617.20 : 9,360,925.80 = 5,176,860.40 : x
  2. Step 2: Convert to fraction form
    6,240,617.20/9,360,925.80 = 5,176,860.40/x
  3. Step 3: Cross multiply
    6,240,617.20x = 9,360,925.80 × 5,176,860.40
  4. Step 4: Simplify right side
    6,240,617.20x = 48,460,206,081,358.33
  5. Step 5: Solve for x
    x = 48,460,206,081,358.33/6,240,617.20
  6. Step 6: Final answer
    x = 7,765,290.60

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1.5x scale

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.