Home / 22,919,602.41-31,628,895.22-12,998,355.51

Finding the Fourth Proportional to 22,919,602.41, 31,628,895.22 and 12,998,355.51

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Solution

The fourth proportional to 22,919,602.41, 31,628,895.22 and 12,998,355.51 is: 17,937,642.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919,602.41 : 31,628,895.22 = 12,998,355.51 : x
  2. Step 2: Convert to fraction form
    22,919,602.41/31,628,895.22 = 12,998,355.51/x
  3. Step 3: Cross multiply
    22,919,602.41x = 31,628,895.22 × 12,998,355.51
  4. Step 4: Simplify right side
    22,919,602.41x = 411,123,624,279,753.19
  5. Step 5: Solve for x
    x = 411,123,624,279,753.19/22,919,602.41
  6. Step 6: Final answer
    x = 17,937,642.06

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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.