Home / 18,163,700.04-25,066,023.02-9,903,898.38

Finding the Fourth Proportional to 18,163,700.04, 25,066,023.02 and 9,903,898.38

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Solution

The fourth proportional to 18,163,700.04, 25,066,023.02 and 9,903,898.38 is: 13,667,443.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163,700.04 : 25,066,023.02 = 9,903,898.38 : x
  2. Step 2: Convert to fraction form
    18,163,700.04/25,066,023.02 = 9,903,898.38/x
  3. Step 3: Cross multiply
    18,163,700.04x = 25,066,023.02 × 9,903,898.38
  4. Step 4: Simplify right side
    18,163,700.04x = 248,251,344,918,147.81
  5. Step 5: Solve for x
    x = 248,251,344,918,147.81/18,163,700.04
  6. Step 6: Final answer
    x = 13,667,443.55

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1.5x scale

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.