Home / 18,178,943.04-25,087,465.80-10,030,705.92

Finding the Fourth Proportional to 18,178,943.04, 25,087,465.80 and 10,030,705.92

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Solution

The fourth proportional to 18,178,943.04, 25,087,465.80 and 10,030,705.92 is: 13,842,663.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178,943.04 : 25,087,465.80 = 10,030,705.92 : x
  2. Step 2: Convert to fraction form
    18,178,943.04/25,087,465.80 = 10,030,705.92/x
  3. Step 3: Cross multiply
    18,178,943.04x = 25,087,465.80 × 10,030,705.92
  4. Step 4: Simplify right side
    18,178,943.04x = 251,644,991,717,857.53
  5. Step 5: Solve for x
    x = 251,644,991,717,857.53/18,178,943.04
  6. Step 6: Final answer
    x = 13,842,663.52

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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.