Home / 19,317,427.74-26,646,950.43-12,061,486.62

Finding the Fourth Proportional to 19,317,427.74, 26,646,950.43 and 12,061,486.62

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Solution

The fourth proportional to 19,317,427.74, 26,646,950.43 and 12,061,486.62 is: 16,637,920.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,317,427.74 : 26,646,950.43 = 12,061,486.62 : x
  2. Step 2: Convert to fraction form
    19,317,427.74/26,646,950.43 = 12,061,486.62/x
  3. Step 3: Cross multiply
    19,317,427.74x = 26,646,950.43 × 12,061,486.62
  4. Step 4: Simplify right side
    19,317,427.74x = 321,401,836,075,248.25
  5. Step 5: Solve for x
    x = 321,401,836,075,248.25/19,317,427.74
  6. Step 6: Final answer
    x = 16,637,920.97

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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.