Home / 14,058,899.30-21,080,766.08-6,378,353.22

Finding the Fourth Proportional to 14,058,899.30, 21,080,766.08 and 6,378,353.22

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Solution

The fourth proportional to 14,058,899.30, 21,080,766.08 and 6,378,353.22 is: 9,564,089.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058,899.30 : 21,080,766.08 = 6,378,353.22 : x
  2. Step 2: Convert to fraction form
    14,058,899.30/21,080,766.08 = 6,378,353.22/x
  3. Step 3: Cross multiply
    14,058,899.30x = 21,080,766.08 × 6,378,353.22
  4. Step 4: Simplify right side
    14,058,899.30x = 134,460,572,206,434.77
  5. Step 5: Solve for x
    x = 134,460,572,206,434.77/14,058,899.30
  6. Step 6: Final answer
    x = 9,564,089.57

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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.