Home / 7,888,406.20-10,885,779.66-4,450,967.08

Finding the Fourth Proportional to 7,888,406.20, 10,885,779.66 and 4,450,967.08

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Solution

The fourth proportional to 7,888,406.20, 10,885,779.66 and 4,450,967.08 is: 6,142,209.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888,406.20 : 10,885,779.66 = 4,450,967.08 : x
  2. Step 2: Convert to fraction form
    7,888,406.20/10,885,779.66 = 4,450,967.08/x
  3. Step 3: Cross multiply
    7,888,406.20x = 10,885,779.66 × 4,450,967.08
  4. Step 4: Simplify right side
    7,888,406.20x = 48,452,246,906,793.59
  5. Step 5: Solve for x
    x = 48,452,246,906,793.59/7,888,406.20
  6. Step 6: Final answer
    x = 6,142,209.93

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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.