Home / 21,050,659.63-31,587,055.67-14,942,062.45

Finding the Fourth Proportional to 21,050,659.63, 31,587,055.67 and 14,942,062.45

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Solution

The fourth proportional to 21,050,659.63, 31,587,055.67 and 14,942,062.45 is: 22,420,948.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,050,659.63 : 31,587,055.67 = 14,942,062.45 : x
  2. Step 2: Convert to fraction form
    21,050,659.63/31,587,055.67 = 14,942,062.45/x
  3. Step 3: Cross multiply
    21,050,659.63x = 31,587,055.67 × 14,942,062.45
  4. Step 4: Simplify right side
    21,050,659.63x = 471,975,758,432,766.62
  5. Step 5: Solve for x
    x = 471,975,758,432,766.62/21,050,659.63
  6. Step 6: Final answer
    x = 22,420,948.64

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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.