Home / 9,019,502.40-12,447,421.84-5,350,591.20

Finding the Fourth Proportional to 9,019,502.40, 12,447,421.84 and 5,350,591.20

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Solution

The fourth proportional to 9,019,502.40, 12,447,421.84 and 5,350,591.20 is: 7,384,117.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019,502.40 : 12,447,421.84 = 5,350,591.20 : x
  2. Step 2: Convert to fraction form
    9,019,502.40/12,447,421.84 = 5,350,591.20/x
  3. Step 3: Cross multiply
    9,019,502.40x = 12,447,421.84 × 5,350,591.20
  4. Step 4: Simplify right side
    9,019,502.40x = 66,601,065,759,791.81
  5. Step 5: Solve for x
    x = 66,601,065,759,791.81/9,019,502.40
  6. Step 6: Final answer
    x = 7,384,117.53

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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.