Home / 30,045,116.57-45,119,250-18,441,624.87

Finding the Fourth Proportional to 30,045,116.57, 45,119,250 and 18,441,624.87

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Solution

The fourth proportional to 30,045,116.57, 45,119,250 and 18,441,624.87 is: 27,694,094.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,045,116.57 : 45,119,250 = 18,441,624.87 : x
  2. Step 2: Convert to fraction form
    30,045,116.57/45,119,250 = 18,441,624.87/x
  3. Step 3: Cross multiply
    30,045,116.57x = 45,119,250 × 18,441,624.87
  4. Step 4: Simplify right side
    30,045,116.57x = 832,072,282,915,747.50
  5. Step 5: Solve for x
    x = 832,072,282,915,747.50/30,045,116.57
  6. Step 6: Final answer
    x = 27,694,094.02

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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.