Home / 13,966,070.25-19,270,287.27-8,163,729.21

Finding the Fourth Proportional to 13,966,070.25, 19,270,287.27 and 8,163,729.21

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Solution

The fourth proportional to 13,966,070.25, 19,270,287.27 and 8,163,729.21 is: 11,264,257.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966,070.25 : 19,270,287.27 = 8,163,729.21 : x
  2. Step 2: Convert to fraction form
    13,966,070.25/19,270,287.27 = 8,163,729.21/x
  3. Step 3: Cross multiply
    13,966,070.25x = 19,270,287.27 × 8,163,729.21
  4. Step 4: Simplify right side
    13,966,070.25x = 157,317,407,071,190.16
  5. Step 5: Solve for x
    x = 157,317,407,071,190.16/13,966,070.25
  6. Step 6: Final answer
    x = 11,264,257.18

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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.