Home / 9,078,535.59-12,521,291.70-5,815,653.69

Finding the Fourth Proportional to 9,078,535.59, 12,521,291.70 and 5,815,653.69

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Solution

The fourth proportional to 9,078,535.59, 12,521,291.70 and 5,815,653.69 is: 8,021,061.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,535.59 : 12,521,291.70 = 5,815,653.69 : x
  2. Step 2: Convert to fraction form
    9,078,535.59/12,521,291.70 = 5,815,653.69/x
  3. Step 3: Cross multiply
    9,078,535.59x = 12,521,291.70 × 5,815,653.69
  4. Step 4: Simplify right side
    9,078,535.59x = 72,819,496,314,721.86
  5. Step 5: Solve for x
    x = 72,819,496,314,721.86/9,078,535.59
  6. Step 6: Final answer
    x = 8,021,061.95

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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.