Home / 7,518,597.60-10,375,638.32-4,080,838.40

Finding the Fourth Proportional to 7,518,597.60, 10,375,638.32 and 4,080,838.40

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Solution

The fourth proportional to 7,518,597.60, 10,375,638.32 and 4,080,838.40 is: 5,631,542.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,597.60 : 10,375,638.32 = 4,080,838.40 : x
  2. Step 2: Convert to fraction form
    7,518,597.60/10,375,638.32 = 4,080,838.40/x
  3. Step 3: Cross multiply
    7,518,597.60x = 10,375,638.32 × 4,080,838.40
  4. Step 4: Simplify right side
    7,518,597.60x = 42,341,303,280,767.48
  5. Step 5: Solve for x
    x = 42,341,303,280,767.48/7,518,597.60
  6. Step 6: Final answer
    x = 5,631,542.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.