Home / 9,711,770.08-13,402,245.28-5,360,859.20

Finding the Fourth Proportional to 9,711,770.08, 13,402,245.28 and 5,360,859.20

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Solution

The fourth proportional to 9,711,770.08, 13,402,245.28 and 5,360,859.20 is: 7,397,987.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,770.08 : 13,402,245.28 = 5,360,859.20 : x
  2. Step 2: Convert to fraction form
    9,711,770.08/13,402,245.28 = 5,360,859.20/x
  3. Step 3: Cross multiply
    9,711,770.08x = 13,402,245.28 × 5,360,859.20
  4. Step 4: Simplify right side
    9,711,770.08x = 71,847,549,909,944.58
  5. Step 5: Solve for x
    x = 71,847,549,909,944.58/9,711,770.08
  6. Step 6: Final answer
    x = 7,397,987.11

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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.