Home / 14,273,411.05-19,697,328.90-7,747,042.91

Finding the Fourth Proportional to 14,273,411.05, 19,697,328.90 and 7,747,042.91

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Solution

The fourth proportional to 14,273,411.05, 19,697,328.90 and 7,747,042.91 is: 10,690,930.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,411.05 : 19,697,328.90 = 7,747,042.91 : x
  2. Step 2: Convert to fraction form
    14,273,411.05/19,697,328.90 = 7,747,042.91/x
  3. Step 3: Cross multiply
    14,273,411.05x = 19,697,328.90 × 7,747,042.91
  4. Step 4: Simplify right side
    14,273,411.05x = 152,596,052,102,196.44
  5. Step 5: Solve for x
    x = 152,596,052,102,196.44/14,273,411.05
  6. Step 6: Final answer
    x = 10,690,930.96

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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.