Home / 71,094,681.06-106,646,007.38-19,972,714.11

Finding the Fourth Proportional to 71,094,681.06, 106,646,007.38 and 19,972,714.11

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Solution

The fourth proportional to 71,094,681.06, 106,646,007.38 and 19,972,714.11 is: 29,960,190.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,094,681.06 : 106,646,007.38 = 19,972,714.11 : x
  2. Step 2: Convert to fraction form
    71,094,681.06/106,646,007.38 = 19,972,714.11/x
  3. Step 3: Cross multiply
    71,094,681.06x = 106,646,007.38 × 19,972,714.11
  4. Step 4: Simplify right side
    71,094,681.06x = 2,130,010,216,273,826.50
  5. Step 5: Solve for x
    x = 2,130,010,216,273,826.50/71,094,681.06
  6. Step 6: Final answer
    x = 29,960,190.90

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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.