Home / 10,073,478.44-13,900,994.58-5,489,701.40

Finding the Fourth Proportional to 10,073,478.44, 13,900,994.58 and 5,489,701.40

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Solution

The fourth proportional to 10,073,478.44, 13,900,994.58 and 5,489,701.40 is: 7,575,566.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073,478.44 : 13,900,994.58 = 5,489,701.40 : x
  2. Step 2: Convert to fraction form
    10,073,478.44/13,900,994.58 = 5,489,701.40/x
  3. Step 3: Cross multiply
    10,073,478.44x = 13,900,994.58 × 5,489,701.40
  4. Step 4: Simplify right side
    10,073,478.44x = 76,312,309,407,218.42
  5. Step 5: Solve for x
    x = 76,312,309,407,218.42/10,073,478.44
  6. Step 6: Final answer
    x = 7,575,566.86

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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.