Home / 14,353,521.62-19,808,338.20-7,827,508.22

Finding the Fourth Proportional to 14,353,521.62, 19,808,338.20 and 7,827,508.22

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Solution

The fourth proportional to 14,353,521.62, 19,808,338.20 and 7,827,508.22 is: 10,802,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353,521.62 : 19,808,338.20 = 7,827,508.22 : x
  2. Step 2: Convert to fraction form
    14,353,521.62/19,808,338.20 = 7,827,508.22/x
  3. Step 3: Cross multiply
    14,353,521.62x = 19,808,338.20 × 7,827,508.22
  4. Step 4: Simplify right side
    14,353,521.62x = 155,049,930,085,040
  5. Step 5: Solve for x
    x = 155,049,930,085,040/14,353,521.62
  6. Step 6: Final answer
    x = 10,802,222.21

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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.