Home / 13,386,940.04-18,473,269.02-7,585,791.32

Finding the Fourth Proportional to 13,386,940.04, 18,473,269.02 and 7,585,791.32

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Solution

The fourth proportional to 13,386,940.04, 18,473,269.02 and 7,585,791.32 is: 10,467,990.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,386,940.04 : 18,473,269.02 = 7,585,791.32 : x
  2. Step 2: Convert to fraction form
    13,386,940.04/18,473,269.02 = 7,585,791.32/x
  3. Step 3: Cross multiply
    13,386,940.04x = 18,473,269.02 × 7,585,791.32
  4. Step 4: Simplify right side
    13,386,940.04x = 140,134,363,783,940.91
  5. Step 5: Solve for x
    x = 140,134,363,783,940.91/13,386,940.04
  6. Step 6: Final answer
    x = 10,467,990.70

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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.