Home / 18,918,275.58-26,107,220.04-10,216,447.94

Finding the Fourth Proportional to 18,918,275.58, 26,107,220.04 and 10,216,447.94

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Solution

The fourth proportional to 18,918,275.58, 26,107,220.04 and 10,216,447.94 is: 14,098,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,918,275.58 : 26,107,220.04 = 10,216,447.94 : x
  2. Step 2: Convert to fraction form
    18,918,275.58/26,107,220.04 = 10,216,447.94/x
  3. Step 3: Cross multiply
    18,918,275.58x = 26,107,220.04 × 10,216,447.94
  4. Step 4: Simplify right side
    18,918,275.58x = 266,723,054,396,784.69
  5. Step 5: Solve for x
    x = 266,723,054,396,784.69/18,918,275.58
  6. Step 6: Final answer
    x = 14,098,698.02

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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.