Home / 52,176,183.17-72,031,087.08-40,228,901.51

Finding the Fourth Proportional to 52,176,183.17, 72,031,087.08 and 40,228,901.51

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Solution

The fourth proportional to 52,176,183.17, 72,031,087.08 and 40,228,901.51 is: 55,537,437.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,176,183.17 : 72,031,087.08 = 40,228,901.51 : x
  2. Step 2: Convert to fraction form
    52,176,183.17/72,031,087.08 = 40,228,901.51/x
  3. Step 3: Cross multiply
    52,176,183.17x = 72,031,087.08 × 40,228,901.51
  4. Step 4: Simplify right side
    52,176,183.17x = 2,897,731,507,799,553.50
  5. Step 5: Solve for x
    x = 2,897,731,507,799,553.50/52,176,183.17
  6. Step 6: Final answer
    x = 55,537,437.42

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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.