Home / 7,340,637.40-11,010,956.10-5,314,600.60

Finding the Fourth Proportional to 7,340,637.40, 11,010,956.10 and 5,314,600.60

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Solution

The fourth proportional to 7,340,637.40, 11,010,956.10 and 5,314,600.60 is: 7,971,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,637.40 : 11,010,956.10 = 5,314,600.60 : x
  2. Step 2: Convert to fraction form
    7,340,637.40/11,010,956.10 = 5,314,600.60/x
  3. Step 3: Cross multiply
    7,340,637.40x = 11,010,956.10 × 5,314,600.60
  4. Step 4: Simplify right side
    7,340,637.40x = 58,518,833,895,633.66
  5. Step 5: Solve for x
    x = 58,518,833,895,633.66/7,340,637.40
  6. Step 6: Final answer
    x = 7,971,900.90

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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.