Home / 7,238,217.20-10,856,980.20-2,445,436.40

Finding the Fourth Proportional to 7,238,217.20, 10,856,980.20 and 2,445,436.40

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Solution

The fourth proportional to 7,238,217.20, 10,856,980.20 and 2,445,436.40 is: 3,668,037.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,217.20 : 10,856,980.20 = 2,445,436.40 : x
  2. Step 2: Convert to fraction form
    7,238,217.20/10,856,980.20 = 2,445,436.40/x
  3. Step 3: Cross multiply
    7,238,217.20x = 10,856,980.20 × 2,445,436.40
  4. Step 4: Simplify right side
    7,238,217.20x = 26,550,054,575,159.28
  5. Step 5: Solve for x
    x = 26,550,054,575,159.28/7,238,217.20
  6. Step 6: Final answer
    x = 3,668,037.84

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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.