Home / 25,284,346.40-34,892,154.96-13,681,655.84

Finding the Fourth Proportional to 25,284,346.40, 34,892,154.96 and 13,681,655.84

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Solution

The fourth proportional to 25,284,346.40, 34,892,154.96 and 13,681,655.84 is: 18,880,553.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284,346.40 : 34,892,154.96 = 13,681,655.84 : x
  2. Step 2: Convert to fraction form
    25,284,346.40/34,892,154.96 = 13,681,655.84/x
  3. Step 3: Cross multiply
    25,284,346.40x = 34,892,154.96 × 13,681,655.84
  4. Step 4: Simplify right side
    25,284,346.40x = 477,382,455,678,669
  5. Step 5: Solve for x
    x = 477,382,455,678,669/25,284,346.40
  6. Step 6: Final answer
    x = 18,880,553.53

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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.