Home / 12,755,461.59-17,601,778.47-7,248,072.08

Finding the Fourth Proportional to 12,755,461.59, 17,601,778.47 and 7,248,072.08

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Solution

The fourth proportional to 12,755,461.59, 17,601,778.47 and 7,248,072.08 is: 10,001,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,755,461.59 : 17,601,778.47 = 7,248,072.08 : x
  2. Step 2: Convert to fraction form
    12,755,461.59/17,601,778.47 = 7,248,072.08/x
  3. Step 3: Cross multiply
    12,755,461.59x = 17,601,778.47 × 7,248,072.08
  4. Step 4: Simplify right side
    12,755,461.59x = 127,578,959,086,752.11
  5. Step 5: Solve for x
    x = 127,578,959,086,752.11/12,755,461.59
  6. Step 6: Final answer
    x = 10,001,908.45

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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.