Home / 12,698,246.88-17,523,709.29-6,897,141.90

Finding the Fourth Proportional to 12,698,246.88, 17,523,709.29 and 6,897,141.90

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Solution

The fourth proportional to 12,698,246.88, 17,523,709.29 and 6,897,141.90 is: 9,518,125.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,698,246.88 : 17,523,709.29 = 6,897,141.90 : x
  2. Step 2: Convert to fraction form
    12,698,246.88/17,523,709.29 = 6,897,141.90/x
  3. Step 3: Cross multiply
    12,698,246.88x = 17,523,709.29 × 6,897,141.90
  4. Step 4: Simplify right side
    12,698,246.88x = 120,863,509,587,478.25
  5. Step 5: Solve for x
    x = 120,863,509,587,478.25/12,698,246.88
  6. Step 6: Final answer
    x = 9,518,125.67

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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.