Home / 9,418,953.47-12,994,446.35-5,442,597.23

Finding the Fourth Proportional to 9,418,953.47, 12,994,446.35 and 5,442,597.23

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Solution

The fourth proportional to 9,418,953.47, 12,994,446.35 and 5,442,597.23 is: 7,508,640.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418,953.47 : 12,994,446.35 = 5,442,597.23 : x
  2. Step 2: Convert to fraction form
    9,418,953.47/12,994,446.35 = 5,442,597.23/x
  3. Step 3: Cross multiply
    9,418,953.47x = 12,994,446.35 × 5,442,597.23
  4. Step 4: Simplify right side
    9,418,953.47x = 70,723,537,658,527.86
  5. Step 5: Solve for x
    x = 70,723,537,658,527.86/9,418,953.47
  6. Step 6: Final answer
    x = 7,508,640.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.