Home / 8,319,012.80-12,478,519.20-2,334,603.20

Finding the Fourth Proportional to 8,319,012.80, 12,478,519.20 and 2,334,603.20

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Solution

The fourth proportional to 8,319,012.80, 12,478,519.20 and 2,334,603.20 is: 3,501,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,012.80 : 12,478,519.20 = 2,334,603.20 : x
  2. Step 2: Convert to fraction form
    8,319,012.80/12,478,519.20 = 2,334,603.20/x
  3. Step 3: Cross multiply
    8,319,012.80x = 12,478,519.20 × 2,334,603.20
  4. Step 4: Simplify right side
    8,319,012.80x = 29,132,390,855,581.44
  5. Step 5: Solve for x
    x = 29,132,390,855,581.44/8,319,012.80
  6. Step 6: Final answer
    x = 3,501,904.80

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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.