Home / 40,574,009.57-55,997,875.22-25,109,076.47

Finding the Fourth Proportional to 40,574,009.57, 55,997,875.22 and 25,109,076.47

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Solution

The fourth proportional to 40,574,009.57, 55,997,875.22 and 25,109,076.47 is: 34,654,078.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,574,009.57 : 55,997,875.22 = 25,109,076.47 : x
  2. Step 2: Convert to fraction form
    40,574,009.57/55,997,875.22 = 25,109,076.47/x
  3. Step 3: Cross multiply
    40,574,009.57x = 55,997,875.22 × 25,109,076.47
  4. Step 4: Simplify right side
    40,574,009.57x = 1,406,054,930,650,963.50
  5. Step 5: Solve for x
    x = 1,406,054,930,650,963.50/40,574,009.57
  6. Step 6: Final answer
    x = 34,654,078.95

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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.