Home / 9,991,264.82-13,788,279.81-6,123,038.94

Finding the Fourth Proportional to 9,991,264.82, 13,788,279.81 and 6,123,038.94

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Solution

The fourth proportional to 9,991,264.82, 13,788,279.81 and 6,123,038.94 is: 8,449,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991,264.82 : 13,788,279.81 = 6,123,038.94 : x
  2. Step 2: Convert to fraction form
    9,991,264.82/13,788,279.81 = 6,123,038.94/x
  3. Step 3: Cross multiply
    9,991,264.82x = 13,788,279.81 × 6,123,038.94
  4. Step 4: Simplify right side
    9,991,264.82x = 84,426,174,192,245.81
  5. Step 5: Solve for x
    x = 84,426,174,192,245.81/9,991,264.82
  6. Step 6: Final answer
    x = 8,449,998.65

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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.