Home / 10,528,211.28-15,797,337.12-5,735,794.80

Finding the Fourth Proportional to 10,528,211.28, 15,797,337.12 and 5,735,794.80

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Solution

The fourth proportional to 10,528,211.28, 15,797,337.12 and 5,735,794.80 is: 8,606,427.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528,211.28 : 15,797,337.12 = 5,735,794.80 : x
  2. Step 2: Convert to fraction form
    10,528,211.28/15,797,337.12 = 5,735,794.80/x
  3. Step 3: Cross multiply
    10,528,211.28x = 15,797,337.12 × 5,735,794.80
  4. Step 4: Simplify right side
    10,528,211.28x = 90,610,284,106,742.97
  5. Step 5: Solve for x
    x = 90,610,284,106,742.97/10,528,211.28
  6. Step 6: Final answer
    x = 8,606,427.22

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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.