Home / 14,329,423.91-19,774,082.92-7,802,910.20

Finding the Fourth Proportional to 14,329,423.91, 19,774,082.92 and 7,802,910.20

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Solution

The fourth proportional to 14,329,423.91, 19,774,082.92 and 7,802,910.20 is: 10,767,731.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329,423.91 : 19,774,082.92 = 7,802,910.20 : x
  2. Step 2: Convert to fraction form
    14,329,423.91/19,774,082.92 = 7,802,910.20/x
  3. Step 3: Cross multiply
    14,329,423.91x = 19,774,082.92 × 7,802,910.20
  4. Step 4: Simplify right side
    14,329,423.91x = 154,295,393,312,113.81
  5. Step 5: Solve for x
    x = 154,295,393,312,113.81/14,329,423.91
  6. Step 6: Final answer
    x = 10,767,731.79

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1.5x scale

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.