Home / 9,711,352.95-13,401,668.39-5,360,440.16

Finding the Fourth Proportional to 9,711,352.95, 13,401,668.39 and 5,360,440.16

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Solution

The fourth proportional to 9,711,352.95, 13,401,668.39 and 5,360,440.16 is: 7,397,408.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,352.95 : 13,401,668.39 = 5,360,440.16 : x
  2. Step 2: Convert to fraction form
    9,711,352.95/13,401,668.39 = 5,360,440.16/x
  3. Step 3: Cross multiply
    9,711,352.95x = 13,401,668.39 × 5,360,440.16
  4. Step 4: Simplify right side
    9,711,352.95x = 71,838,841,448,758.55
  5. Step 5: Solve for x
    x = 71,838,841,448,758.55/9,711,352.95
  6. Step 6: Final answer
    x = 7,397,408.15

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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.