Home / 10,698,627.40-14,760,231.24-7,029,520.12

Finding the Fourth Proportional to 10,698,627.40, 14,760,231.24 and 7,029,520.12

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Solution

The fourth proportional to 10,698,627.40, 14,760,231.24 and 7,029,520.12 is: 9,698,191.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,698,627.40 : 14,760,231.24 = 7,029,520.12 : x
  2. Step 2: Convert to fraction form
    10,698,627.40/14,760,231.24 = 7,029,520.12/x
  3. Step 3: Cross multiply
    10,698,627.40x = 14,760,231.24 × 7,029,520.12
  4. Step 4: Simplify right side
    10,698,627.40x = 103,757,342,477,432.55
  5. Step 5: Solve for x
    x = 103,757,342,477,432.55/10,698,627.40
  6. Step 6: Final answer
    x = 9,698,191.98

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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.