Home / 12,203,042.86-16,840,153.29-6,696,510.40

Finding the Fourth Proportional to 12,203,042.86, 16,840,153.29 and 6,696,510.40

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Solution

The fourth proportional to 12,203,042.86, 16,840,153.29 and 6,696,510.40 is: 9,241,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,203,042.86 : 16,840,153.29 = 6,696,510.40 : x
  2. Step 2: Convert to fraction form
    12,203,042.86/16,840,153.29 = 6,696,510.40/x
  3. Step 3: Cross multiply
    12,203,042.86x = 16,840,153.29 × 6,696,510.40
  4. Step 4: Simplify right side
    12,203,042.86x = 112,770,261,644,079.22
  5. Step 5: Solve for x
    x = 112,770,261,644,079.22/12,203,042.86
  6. Step 6: Final answer
    x = 9,241,159.19

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1.5x scale

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.