Home / 14,603,926.72-20,147,247.84-9,776,585.92

Finding the Fourth Proportional to 14,603,926.72, 20,147,247.84 and 9,776,585.92

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Solution

The fourth proportional to 14,603,926.72, 20,147,247.84 and 9,776,585.92 is: 13,487,557.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,603,926.72 : 20,147,247.84 = 9,776,585.92 : x
  2. Step 2: Convert to fraction form
    14,603,926.72/20,147,247.84 = 9,776,585.92/x
  3. Step 3: Cross multiply
    14,603,926.72x = 20,147,247.84 × 9,776,585.92
  4. Step 4: Simplify right side
    14,603,926.72x = 196,971,299,559,294.41
  5. Step 5: Solve for x
    x = 196,971,299,559,294.41/14,603,926.72
  6. Step 6: Final answer
    x = 13,487,557.38

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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.