Home / 46,207,210.80-69,310,816.20-12,132,001.20

Finding the Fourth Proportional to 46,207,210.80, 69,310,816.20 and 12,132,001.20

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Solution

The fourth proportional to 46,207,210.80, 69,310,816.20 and 12,132,001.20 is: 18,198,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,207,210.80 : 69,310,816.20 = 12,132,001.20 : x
  2. Step 2: Convert to fraction form
    46,207,210.80/69,310,816.20 = 12,132,001.20/x
  3. Step 3: Cross multiply
    46,207,210.80x = 69,310,816.20 × 12,132,001.20
  4. Step 4: Simplify right side
    46,207,210.80x = 840,878,905,311,379.38
  5. Step 5: Solve for x
    x = 840,878,905,311,379.38/46,207,210.80
  6. Step 6: Final answer
    x = 18,198,001.80

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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.