Home / 7,394,858.59-10,205,432.91-4,087,081.74

Finding the Fourth Proportional to 7,394,858.59, 10,205,432.91 and 4,087,081.74

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Solution

The fourth proportional to 7,394,858.59, 10,205,432.91 and 4,087,081.74 is: 5,640,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394,858.59 : 10,205,432.91 = 4,087,081.74 : x
  2. Step 2: Convert to fraction form
    7,394,858.59/10,205,432.91 = 4,087,081.74/x
  3. Step 3: Cross multiply
    7,394,858.59x = 10,205,432.91 × 4,087,081.74
  4. Step 4: Simplify right side
    7,394,858.59x = 41,710,438,495,256.06
  5. Step 5: Solve for x
    x = 41,710,438,495,256.06/7,394,858.59
  6. Step 6: Final answer
    x = 5,640,464.65

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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.