Home / 9,078,582.72-12,528,066.78-4,948,522.86

Finding the Fourth Proportional to 9,078,582.72, 12,528,066.78 and 4,948,522.86

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Solution

The fourth proportional to 9,078,582.72, 12,528,066.78 and 4,948,522.86 is: 6,828,755.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,582.72 : 12,528,066.78 = 4,948,522.86 : x
  2. Step 2: Convert to fraction form
    9,078,582.72/12,528,066.78 = 4,948,522.86/x
  3. Step 3: Cross multiply
    9,078,582.72x = 12,528,066.78 × 4,948,522.86
  4. Step 4: Simplify right side
    9,078,582.72x = 61,995,424,852,436.59
  5. Step 5: Solve for x
    x = 61,995,424,852,436.59/9,078,582.72
  6. Step 6: Final answer
    x = 6,828,755.85

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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.