Home / 18,335,901-25,304,330.72-10,187,139

Finding the Fourth Proportional to 18,335,901, 25,304,330.72 and 10,187,139

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Solution

The fourth proportional to 18,335,901, 25,304,330.72 and 10,187,139 is: 14,058,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335,901 : 25,304,330.72 = 10,187,139 : x
  2. Step 2: Convert to fraction form
    18,335,901/25,304,330.72 = 10,187,139/x
  3. Step 3: Cross multiply
    18,335,901x = 25,304,330.72 × 10,187,139
  4. Step 4: Simplify right side
    18,335,901x = 257,778,734,346,610.06
  5. Step 5: Solve for x
    x = 257,778,734,346,610.06/18,335,901
  6. Step 6: Final answer
    x = 14,058,689.25

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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.