Home / 9,980,101.29-13,769,156.93-8,141,381.04

Finding the Fourth Proportional to 9,980,101.29, 13,769,156.93 and 8,141,381.04

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Solution

The fourth proportional to 9,980,101.29, 13,769,156.93 and 8,141,381.04 is: 11,232,346.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,101.29 : 13,769,156.93 = 8,141,381.04 : x
  2. Step 2: Convert to fraction form
    9,980,101.29/13,769,156.93 = 8,141,381.04/x
  3. Step 3: Cross multiply
    9,980,101.29x = 13,769,156.93 × 8,141,381.04
  4. Step 4: Simplify right side
    9,980,101.29x = 112,099,953,124,033.36
  5. Step 5: Solve for x
    x = 112,099,953,124,033.36/9,980,101.29
  6. Step 6: Final answer
    x = 11,232,346.23

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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.