Home / 22,358,205.86-30,852,288.20-12,937,368.48

Finding the Fourth Proportional to 22,358,205.86, 30,852,288.20 and 12,937,368.48

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Solution

The fourth proportional to 22,358,205.86, 30,852,288.20 and 12,937,368.48 is: 17,852,390.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,358,205.86 : 30,852,288.20 = 12,937,368.48 : x
  2. Step 2: Convert to fraction form
    22,358,205.86/30,852,288.20 = 12,937,368.48/x
  3. Step 3: Cross multiply
    22,358,205.86x = 30,852,288.20 × 12,937,368.48
  4. Step 4: Simplify right side
    22,358,205.86x = 399,147,420,894,555.94
  5. Step 5: Solve for x
    x = 399,147,420,894,555.94/22,358,205.86
  6. Step 6: Final answer
    x = 17,852,390.46

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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.