Home / 12,926,504.66-17,838,572.08-7,125,383.28

Finding the Fourth Proportional to 12,926,504.66, 17,838,572.08 and 7,125,383.28

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Solution

The fourth proportional to 12,926,504.66, 17,838,572.08 and 7,125,383.28 is: 9,833,026.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926,504.66 : 17,838,572.08 = 7,125,383.28 : x
  2. Step 2: Convert to fraction form
    12,926,504.66/17,838,572.08 = 7,125,383.28/x
  3. Step 3: Cross multiply
    12,926,504.66x = 17,838,572.08 × 7,125,383.28
  4. Step 4: Simplify right side
    12,926,504.66x = 127,106,663,237,906.81
  5. Step 5: Solve for x
    x = 127,106,663,237,906.81/12,926,504.66
  6. Step 6: Final answer
    x = 9,833,026.53

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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.