Home / 28,265,301.60-42,397,952.40-10,090,019.40

Finding the Fourth Proportional to 28,265,301.60, 42,397,952.40 and 10,090,019.40

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Solution

The fourth proportional to 28,265,301.60, 42,397,952.40 and 10,090,019.40 is: 15,135,029.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,265,301.60 : 42,397,952.40 = 10,090,019.40 : x
  2. Step 2: Convert to fraction form
    28,265,301.60/42,397,952.40 = 10,090,019.40/x
  3. Step 3: Cross multiply
    28,265,301.60x = 42,397,952.40 × 10,090,019.40
  4. Step 4: Simplify right side
    28,265,301.60x = 427,796,162,236,276.56
  5. Step 5: Solve for x
    x = 427,796,162,236,276.56/28,265,301.60
  6. Step 6: Final answer
    x = 15,135,029.10

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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.