Home / 22,918,599.54-31,628,569.77-12,606,282.18

Finding the Fourth Proportional to 22,918,599.54, 31,628,569.77 and 12,606,282.18

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Solution

The fourth proportional to 22,918,599.54, 31,628,569.77 and 12,606,282.18 is: 17,397,165.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,918,599.54 : 31,628,569.77 = 12,606,282.18 : x
  2. Step 2: Convert to fraction form
    22,918,599.54/31,628,569.77 = 12,606,282.18/x
  3. Step 3: Cross multiply
    22,918,599.54x = 31,628,569.77 × 12,606,282.18
  4. Step 4: Simplify right side
    22,918,599.54x = 398,718,675,470,437.69
  5. Step 5: Solve for x
    x = 398,718,675,470,437.69/22,918,599.54
  6. Step 6: Final answer
    x = 17,397,165.77

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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.