Home / 9,758,402.62-13,466,674.78-5,407,561.53

Finding the Fourth Proportional to 9,758,402.62, 13,466,674.78 and 5,407,561.53

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Solution

The fourth proportional to 9,758,402.62, 13,466,674.78 and 5,407,561.53 is: 7,462,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758,402.62 : 13,466,674.78 = 5,407,561.53 : x
  2. Step 2: Convert to fraction form
    9,758,402.62/13,466,674.78 = 5,407,561.53/x
  3. Step 3: Cross multiply
    9,758,402.62x = 13,466,674.78 × 5,407,561.53
  4. Step 4: Simplify right side
    9,758,402.62x = 72,821,872,463,830.31
  5. Step 5: Solve for x
    x = 72,821,872,463,830.31/9,758,402.62
  6. Step 6: Final answer
    x = 7,462,478.78

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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.