Home / 9,708,873.46-13,398,217.89-5,357,928.62

Finding the Fourth Proportional to 9,708,873.46, 13,398,217.89 and 5,357,928.62

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Solution

The fourth proportional to 9,708,873.46, 13,398,217.89 and 5,357,928.62 is: 7,393,926.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,708,873.46 : 13,398,217.89 = 5,357,928.62 : x
  2. Step 2: Convert to fraction form
    9,708,873.46/13,398,217.89 = 5,357,928.62/x
  3. Step 3: Cross multiply
    9,708,873.46x = 13,398,217.89 × 5,357,928.62
  4. Step 4: Simplify right side
    9,708,873.46x = 71,786,695,089,827.02
  5. Step 5: Solve for x
    x = 71,786,695,089,827.02/9,708,873.46
  6. Step 6: Final answer
    x = 7,393,926.33

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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.