Home / 13,266,624.34-19,871,053.26-8,133,531.22

Finding the Fourth Proportional to 13,266,624.34, 19,871,053.26 and 8,133,531.22

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Solution

The fourth proportional to 13,266,624.34, 19,871,053.26 and 8,133,531.22 is: 12,182,589.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,266,624.34 : 19,871,053.26 = 8,133,531.22 : x
  2. Step 2: Convert to fraction form
    13,266,624.34/19,871,053.26 = 8,133,531.22/x
  3. Step 3: Cross multiply
    13,266,624.34x = 19,871,053.26 × 8,133,531.22
  4. Step 4: Simplify right side
    13,266,624.34x = 161,621,832,064,492.78
  5. Step 5: Solve for x
    x = 161,621,832,064,492.78/13,266,624.34
  6. Step 6: Final answer
    x = 12,182,589.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.