Home / 31,447,530.10-47,182,645.47-10,980,265.01

Finding the Fourth Proportional to 31,447,530.10, 47,182,645.47 and 10,980,265.01

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Solution

The fourth proportional to 31,447,530.10, 47,182,645.47 and 10,980,265.01 is: 16,474,360.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,447,530.10 : 47,182,645.47 = 10,980,265.01 : x
  2. Step 2: Convert to fraction form
    31,447,530.10/47,182,645.47 = 10,980,265.01/x
  3. Step 3: Cross multiply
    31,447,530.10x = 47,182,645.47 × 10,980,265.01
  4. Step 4: Simplify right side
    31,447,530.10x = 518,077,951,133,476
  5. Step 5: Solve for x
    x = 518,077,951,133,476/31,447,530.10
  6. Step 6: Final answer
    x = 16,474,360.61

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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.