Home / 12,327,800.76-17,011,441.26-6,894,243

Finding the Fourth Proportional to 12,327,800.76, 17,011,441.26 and 6,894,243

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Solution

The fourth proportional to 12,327,800.76, 17,011,441.26 and 6,894,243 is: 9,513,538.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,327,800.76 : 17,011,441.26 = 6,894,243 : x
  2. Step 2: Convert to fraction form
    12,327,800.76/17,011,441.26 = 6,894,243/x
  3. Step 3: Cross multiply
    12,327,800.76x = 17,011,441.26 × 6,894,243
  4. Step 4: Simplify right side
    12,327,800.76x = 117,281,009,826,666.19
  5. Step 5: Solve for x
    x = 117,281,009,826,666.19/12,327,800.76
  6. Step 6: Final answer
    x = 9,513,538.72

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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.