Home / 7,665,631.84-11,506,422.96-5,646,156

Finding the Fourth Proportional to 7,665,631.84, 11,506,422.96 and 5,646,156

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Solution

The fourth proportional to 7,665,631.84, 11,506,422.96 and 5,646,156 is: 8,475,108.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665,631.84 : 11,506,422.96 = 5,646,156 : x
  2. Step 2: Convert to fraction form
    7,665,631.84/11,506,422.96 = 5,646,156/x
  3. Step 3: Cross multiply
    7,665,631.84x = 11,506,422.96 × 5,646,156
  4. Step 4: Simplify right side
    7,665,631.84x = 64,967,059,034,141.77
  5. Step 5: Solve for x
    x = 64,967,059,034,141.77/7,665,631.84
  6. Step 6: Final answer
    x = 8,475,108.17

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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.