Home / 16,301,515.18-22,487,105-13,240,415.02

Finding the Fourth Proportional to 16,301,515.18, 22,487,105 and 13,240,415.02

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Solution

The fourth proportional to 16,301,515.18, 22,487,105 and 13,240,415.02 is: 18,264,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,301,515.18 : 22,487,105 = 13,240,415.02 : x
  2. Step 2: Convert to fraction form
    16,301,515.18/22,487,105 = 13,240,415.02/x
  3. Step 3: Cross multiply
    16,301,515.18x = 22,487,105 × 13,240,415.02
  4. Step 4: Simplify right side
    16,301,515.18x = 297,738,602,798,317.06
  5. Step 5: Solve for x
    x = 297,738,602,798,317.06/16,301,515.18
  6. Step 6: Final answer
    x = 18,264,474.16

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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.