Home / 7,627,031.28-10,532,135-5,689,927.60

Finding the Fourth Proportional to 7,627,031.28, 10,532,135 and 5,689,927.60

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Solution

The fourth proportional to 7,627,031.28, 10,532,135 and 5,689,927.60 is: 7,857,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627,031.28 : 10,532,135 = 5,689,927.60 : x
  2. Step 2: Convert to fraction form
    7,627,031.28/10,532,135 = 5,689,927.60/x
  3. Step 3: Cross multiply
    7,627,031.28x = 10,532,135 × 5,689,927.60
  4. Step 4: Simplify right side
    7,627,031.28x = 59,927,085,623,425.99
  5. Step 5: Solve for x
    x = 59,927,085,623,425.99/7,627,031.28
  6. Step 6: Final answer
    x = 7,857,196.78

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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.