Home / 9,078,574.46-12,528,055.68-4,948,514.72

Finding the Fourth Proportional to 9,078,574.46, 12,528,055.68 and 4,948,514.72

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Solution

The fourth proportional to 9,078,574.46, 12,528,055.68 and 4,948,514.72 is: 6,828,744.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,574.46 : 12,528,055.68 = 4,948,514.72 : x
  2. Step 2: Convert to fraction form
    9,078,574.46/12,528,055.68 = 4,948,514.72/x
  3. Step 3: Cross multiply
    9,078,574.46x = 12,528,055.68 × 4,948,514.72
  4. Step 4: Simplify right side
    9,078,574.46x = 61,995,267,945,459.60
  5. Step 5: Solve for x
    x = 61,995,267,945,459.60/9,078,574.46
  6. Step 6: Final answer
    x = 6,828,744.78

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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.