Home / 7,859,496.45-11,788,569.36-4,784,689.29

Finding the Fourth Proportional to 7,859,496.45, 11,788,569.36 and 4,784,689.29

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Solution

The fourth proportional to 7,859,496.45, 11,788,569.36 and 4,784,689.29 is: 7,176,622.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,496.45 : 11,788,569.36 = 4,784,689.29 : x
  2. Step 2: Convert to fraction form
    7,859,496.45/11,788,569.36 = 4,784,689.29/x
  3. Step 3: Cross multiply
    7,859,496.45x = 11,788,569.36 × 4,784,689.29
  4. Step 4: Simplify right side
    7,859,496.45x = 56,404,641,561,214.15
  5. Step 5: Solve for x
    x = 56,404,641,561,214.15/7,859,496.45
  6. Step 6: Final answer
    x = 7,176,622.82

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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.