Home / 14,461,787.96-21,681,268.07-7,170,220.25

Finding the Fourth Proportional to 14,461,787.96, 21,681,268.07 and 7,170,220.25

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Solution

The fourth proportional to 14,461,787.96, 21,681,268.07 and 7,170,220.25 is: 10,749,671.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,461,787.96 : 21,681,268.07 = 7,170,220.25 : x
  2. Step 2: Convert to fraction form
    14,461,787.96/21,681,268.07 = 7,170,220.25/x
  3. Step 3: Cross multiply
    14,461,787.96x = 21,681,268.07 × 7,170,220.25
  4. Step 4: Simplify right side
    14,461,787.96x = 155,459,467,270,711.66
  5. Step 5: Solve for x
    x = 155,459,467,270,711.66/14,461,787.96
  6. Step 6: Final answer
    x = 10,749,671.32

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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.