Home / 18,011,723.51-26,983,684.32-8,903,158.89

Finding the Fourth Proportional to 18,011,723.51, 26,983,684.32 and 8,903,158.89

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Solution

The fourth proportional to 18,011,723.51, 26,983,684.32 and 8,903,158.89 is: 13,337,981.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,011,723.51 : 26,983,684.32 = 8,903,158.89 : x
  2. Step 2: Convert to fraction form
    18,011,723.51/26,983,684.32 = 8,903,158.89/x
  3. Step 3: Cross multiply
    18,011,723.51x = 26,983,684.32 × 8,903,158.89
  4. Step 4: Simplify right side
    18,011,723.51x = 240,240,028,938,561.62
  5. Step 5: Solve for x
    x = 240,240,028,938,561.62/18,011,723.51
  6. Step 6: Final answer
    x = 13,337,981.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.