Home / 10,991,023.40-16,486,535.10-5,322,319.40

Finding the Fourth Proportional to 10,991,023.40, 16,486,535.10 and 5,322,319.40

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Solution

The fourth proportional to 10,991,023.40, 16,486,535.10 and 5,322,319.40 is: 7,983,479.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,991,023.40 : 16,486,535.10 = 5,322,319.40 : x
  2. Step 2: Convert to fraction form
    10,991,023.40/16,486,535.10 = 5,322,319.40/x
  3. Step 3: Cross multiply
    10,991,023.40x = 16,486,535.10 × 5,322,319.40
  4. Step 4: Simplify right side
    10,991,023.40x = 87,746,605,601,510.94
  5. Step 5: Solve for x
    x = 87,746,605,601,510.94/10,991,023.40
  6. Step 6: Final answer
    x = 7,983,479.10

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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.