Home / 12,029,678.50-18,034,995.99-4,352,127.52

Finding the Fourth Proportional to 12,029,678.50, 18,034,995.99 and 4,352,127.52

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Solution

The fourth proportional to 12,029,678.50, 18,034,995.99 and 4,352,127.52 is: 6,524,746.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029,678.50 : 18,034,995.99 = 4,352,127.52 : x
  2. Step 2: Convert to fraction form
    12,029,678.50/18,034,995.99 = 4,352,127.52/x
  3. Step 3: Cross multiply
    12,029,678.50x = 18,034,995.99 × 4,352,127.52
  4. Step 4: Simplify right side
    12,029,678.50x = 78,490,602,371,168.62
  5. Step 5: Solve for x
    x = 78,490,602,371,168.62/12,029,678.50
  6. Step 6: Final answer
    x = 6,524,746.47

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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.