Home / 28,875,624.12-43,313,510.03-7,310,228.12

Finding the Fourth Proportional to 28,875,624.12, 43,313,510.03 and 7,310,228.12

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Solution

The fourth proportional to 28,875,624.12, 43,313,510.03 and 7,310,228.12 is: 10,965,360.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,875,624.12 : 43,313,510.03 = 7,310,228.12 : x
  2. Step 2: Convert to fraction form
    28,875,624.12/43,313,510.03 = 7,310,228.12/x
  3. Step 3: Cross multiply
    28,875,624.12x = 43,313,510.03 × 7,310,228.12
  4. Step 4: Simplify right side
    28,875,624.12x = 316,631,638,744,089.38
  5. Step 5: Solve for x
    x = 316,631,638,744,089.38/28,875,624.12
  6. Step 6: Final answer
    x = 10,965,360.87

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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.