Home / 12,663,590.98-18,995,124.03-3,079,019.74

Finding the Fourth Proportional to 12,663,590.98, 18,995,124.03 and 3,079,019.74

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Solution

The fourth proportional to 12,663,590.98, 18,995,124.03 and 3,079,019.74 is: 4,618,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,663,590.98 : 18,995,124.03 = 3,079,019.74 : x
  2. Step 2: Convert to fraction form
    12,663,590.98/18,995,124.03 = 3,079,019.74/x
  3. Step 3: Cross multiply
    12,663,590.98x = 18,995,124.03 × 3,079,019.74
  4. Step 4: Simplify right side
    12,663,590.98x = 58,486,361,852,118.36
  5. Step 5: Solve for x
    x = 58,486,361,852,118.36/12,663,590.98
  6. Step 6: Final answer
    x = 4,618,465.80

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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.