Home / 9,421,796.70-14,132,695.05-7,880,617.80

Finding the Fourth Proportional to 9,421,796.70, 14,132,695.05 and 7,880,617.80

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Solution

The fourth proportional to 9,421,796.70, 14,132,695.05 and 7,880,617.80 is: 11,820,926.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421,796.70 : 14,132,695.05 = 7,880,617.80 : x
  2. Step 2: Convert to fraction form
    9,421,796.70/14,132,695.05 = 7,880,617.80/x
  3. Step 3: Cross multiply
    9,421,796.70x = 14,132,695.05 × 7,880,617.80
  4. Step 4: Simplify right side
    9,421,796.70x = 111,374,368,173,001.89
  5. Step 5: Solve for x
    x = 111,374,368,173,001.89/9,421,796.70
  6. Step 6: Final answer
    x = 11,820,926.70

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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.