Home / 15,030,810.27-22,507,188.39-12,885,560.10

Finding the Fourth Proportional to 15,030,810.27, 22,507,188.39 and 12,885,560.10

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Solution

The fourth proportional to 15,030,810.27, 22,507,188.39 and 12,885,560.10 is: 19,294,883.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,030,810.27 : 22,507,188.39 = 12,885,560.10 : x
  2. Step 2: Convert to fraction form
    15,030,810.27/22,507,188.39 = 12,885,560.10/x
  3. Step 3: Cross multiply
    15,030,810.27x = 22,507,188.39 × 12,885,560.10
  4. Step 4: Simplify right side
    15,030,810.27x = 290,017,728,681,367.25
  5. Step 5: Solve for x
    x = 290,017,728,681,367.25/15,030,810.27
  6. Step 6: Final answer
    x = 19,294,883.21

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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.