Home / 15,400,430.10-23,100,645.15-9,342,002.70

Finding the Fourth Proportional to 15,400,430.10, 23,100,645.15 and 9,342,002.70

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Solution

The fourth proportional to 15,400,430.10, 23,100,645.15 and 9,342,002.70 is: 14,013,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400,430.10 : 23,100,645.15 = 9,342,002.70 : x
  2. Step 2: Convert to fraction form
    15,400,430.10/23,100,645.15 = 9,342,002.70/x
  3. Step 3: Cross multiply
    15,400,430.10x = 23,100,645.15 × 9,342,002.70
  4. Step 4: Simplify right side
    15,400,430.10x = 215,806,289,363,041.88
  5. Step 5: Solve for x
    x = 215,806,289,363,041.88/15,400,430.10
  6. Step 6: Final answer
    x = 14,013,004.05

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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.