Home / 19,806,000.30-29,709,000.45-13,759,382.70

Finding the Fourth Proportional to 19,806,000.30, 29,709,000.45 and 13,759,382.70

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Solution

The fourth proportional to 19,806,000.30, 29,709,000.45 and 13,759,382.70 is: 20,639,074.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,806,000.30 : 29,709,000.45 = 13,759,382.70 : x
  2. Step 2: Convert to fraction form
    19,806,000.30/29,709,000.45 = 13,759,382.70/x
  3. Step 3: Cross multiply
    19,806,000.30x = 29,709,000.45 × 13,759,382.70
  4. Step 4: Simplify right side
    19,806,000.30x = 408,777,506,826,022.19
  5. Step 5: Solve for x
    x = 408,777,506,826,022.19/19,806,000.30
  6. Step 6: Final answer
    x = 20,639,074.05

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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.