Home / 12,968,593.48-17,897,351.12-7,462,806.40

Finding the Fourth Proportional to 12,968,593.48, 17,897,351.12 and 7,462,806.40

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Solution

The fourth proportional to 12,968,593.48, 17,897,351.12 and 7,462,806.40 is: 10,299,071.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,968,593.48 : 17,897,351.12 = 7,462,806.40 : x
  2. Step 2: Convert to fraction form
    12,968,593.48/17,897,351.12 = 7,462,806.40/x
  3. Step 3: Cross multiply
    12,968,593.48x = 17,897,351.12 × 7,462,806.40
  4. Step 4: Simplify right side
    12,968,593.48x = 133,564,466,481,383.19
  5. Step 5: Solve for x
    x = 133,564,466,481,383.19/12,968,593.48
  6. Step 6: Final answer
    x = 10,299,071.11

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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.