Home / 11,830,412.95-16,334,616.68-7,646,572.69

Finding the Fourth Proportional to 11,830,412.95, 16,334,616.68 and 7,646,572.69

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Solution

The fourth proportional to 11,830,412.95, 16,334,616.68 and 7,646,572.69 is: 10,557,859.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830,412.95 : 16,334,616.68 = 7,646,572.69 : x
  2. Step 2: Convert to fraction form
    11,830,412.95/16,334,616.68 = 7,646,572.69/x
  3. Step 3: Cross multiply
    11,830,412.95x = 16,334,616.68 × 7,646,572.69
  4. Step 4: Simplify right side
    11,830,412.95x = 124,903,833,806,906.47
  5. Step 5: Solve for x
    x = 124,903,833,806,906.47/11,830,412.95
  6. Step 6: Final answer
    x = 10,557,859.17

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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.