Home / 13,280,058.92-18,326,519.27-7,699,389.98

Finding the Fourth Proportional to 13,280,058.92, 18,326,519.27 and 7,699,389.98

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Solution

The fourth proportional to 13,280,058.92, 18,326,519.27 and 7,699,389.98 is: 10,625,180.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280,058.92 : 18,326,519.27 = 7,699,389.98 : x
  2. Step 2: Convert to fraction form
    13,280,058.92/18,326,519.27 = 7,699,389.98/x
  3. Step 3: Cross multiply
    13,280,058.92x = 18,326,519.27 × 7,699,389.98
  4. Step 4: Simplify right side
    13,280,058.92x = 141,103,018,705,585.38
  5. Step 5: Solve for x
    x = 141,103,018,705,585.38/13,280,058.92
  6. Step 6: Final answer
    x = 10,625,180.17

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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.