Home / 8,319,012.30-12,478,518.45-2,334,602.70

Finding the Fourth Proportional to 8,319,012.30, 12,478,518.45 and 2,334,602.70

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Solution

The fourth proportional to 8,319,012.30, 12,478,518.45 and 2,334,602.70 is: 3,501,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,012.30 : 12,478,518.45 = 2,334,602.70 : x
  2. Step 2: Convert to fraction form
    8,319,012.30/12,478,518.45 = 2,334,602.70/x
  3. Step 3: Cross multiply
    8,319,012.30x = 12,478,518.45 × 2,334,602.70
  4. Step 4: Simplify right side
    8,319,012.30x = 29,132,382,865,369.82
  5. Step 5: Solve for x
    x = 29,132,382,865,369.82/8,319,012.30
  6. Step 6: Final answer
    x = 3,501,904.05

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Similar ratio
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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.