Home / 10,342,390.80-15,513,544.32-3,153,903.89

Finding the Fourth Proportional to 10,342,390.80, 15,513,544.32 and 3,153,903.89

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Solution

The fourth proportional to 10,342,390.80, 15,513,544.32 and 3,153,903.89 is: 4,730,843.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342,390.80 : 15,513,544.32 = 3,153,903.89 : x
  2. Step 2: Convert to fraction form
    10,342,390.80/15,513,544.32 = 3,153,903.89/x
  3. Step 3: Cross multiply
    10,342,390.80x = 15,513,544.32 × 3,153,903.89
  4. Step 4: Simplify right side
    10,342,390.80x = 48,928,227,700,967.68
  5. Step 5: Solve for x
    x = 48,928,227,700,967.68/10,342,390.80
  6. Step 6: Final answer
    x = 4,730,843.06

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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.