Home / 18,402,426.27-25,395,017.94-10,029,871.40

Finding the Fourth Proportional to 18,402,426.27, 25,395,017.94 and 10,029,871.40

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Solution

The fourth proportional to 18,402,426.27, 25,395,017.94 and 10,029,871.40 is: 13,841,042.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402,426.27 : 25,395,017.94 = 10,029,871.40 : x
  2. Step 2: Convert to fraction form
    18,402,426.27/25,395,017.94 = 10,029,871.40/x
  3. Step 3: Cross multiply
    18,402,426.27x = 25,395,017.94 × 10,029,871.40
  4. Step 4: Simplify right side
    18,402,426.27x = 254,708,764,011,917.84
  5. Step 5: Solve for x
    x = 254,708,764,011,917.84/18,402,426.27
  6. Step 6: Final answer
    x = 13,841,042.49

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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.