Home / 31,620,678.32-47,435,741.46-10,055,983.52

Finding the Fourth Proportional to 31,620,678.32, 47,435,741.46 and 10,055,983.52

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Solution

The fourth proportional to 31,620,678.32, 47,435,741.46 and 10,055,983.52 is: 15,085,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,620,678.32 : 47,435,741.46 = 10,055,983.52 : x
  2. Step 2: Convert to fraction form
    31,620,678.32/47,435,741.46 = 10,055,983.52/x
  3. Step 3: Cross multiply
    31,620,678.32x = 47,435,741.46 × 10,055,983.52
  4. Step 4: Simplify right side
    31,620,678.32x = 477,013,034,380,740.75
  5. Step 5: Solve for x
    x = 477,013,034,380,740.75/31,620,678.32
  6. Step 6: Final answer
    x = 15,085,477.60

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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.