Home / 43,316,339.78-64,930,763.51-27,153,619.72

Finding the Fourth Proportional to 43,316,339.78, 64,930,763.51 and 27,153,619.72

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Solution

The fourth proportional to 43,316,339.78, 64,930,763.51 and 27,153,619.72 is: 40,703,006.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,316,339.78 : 64,930,763.51 = 27,153,619.72 : x
  2. Step 2: Convert to fraction form
    43,316,339.78/64,930,763.51 = 27,153,619.72/x
  3. Step 3: Cross multiply
    43,316,339.78x = 64,930,763.51 × 27,153,619.72
  4. Step 4: Simplify right side
    43,316,339.78x = 1,763,105,260,801,498.25
  5. Step 5: Solve for x
    x = 1,763,105,260,801,498.25/43,316,339.78
  6. Step 6: Final answer
    x = 40,703,006.53

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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.