Home / 14,332,837.50-19,779,315.99-7,894,309.50

Finding the Fourth Proportional to 14,332,837.50, 19,779,315.99 and 7,894,309.50

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Solution

The fourth proportional to 14,332,837.50, 19,779,315.99 and 7,894,309.50 is: 10,894,147.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,332,837.50 : 19,779,315.99 = 7,894,309.50 : x
  2. Step 2: Convert to fraction form
    14,332,837.50/19,779,315.99 = 7,894,309.50/x
  3. Step 3: Cross multiply
    14,332,837.50x = 19,779,315.99 × 7,894,309.50
  4. Step 4: Simplify right side
    14,332,837.50x = 156,144,042,123,358.91
  5. Step 5: Solve for x
    x = 156,144,042,123,358.91/14,332,837.50
  6. Step 6: Final answer
    x = 10,894,147.24

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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.