Home / 10,309,931.10-15,460,231.05-4,627,230.30

Finding the Fourth Proportional to 10,309,931.10, 15,460,231.05 and 4,627,230.30

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Solution

The fourth proportional to 10,309,931.10, 15,460,231.05 and 4,627,230.30 is: 6,938,751.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309,931.10 : 15,460,231.05 = 4,627,230.30 : x
  2. Step 2: Convert to fraction form
    10,309,931.10/15,460,231.05 = 4,627,230.30/x
  3. Step 3: Cross multiply
    10,309,931.10x = 15,460,231.05 × 4,627,230.30
  4. Step 4: Simplify right side
    10,309,931.10x = 71,538,049,559,560.81
  5. Step 5: Solve for x
    x = 71,538,049,559,560.81/10,309,931.10
  6. Step 6: Final answer
    x = 6,938,751.47

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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.