Home / 9,840,506.81-13,582,600.43-5,711,868.08

Finding the Fourth Proportional to 9,840,506.81, 13,582,600.43 and 5,711,868.08

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Solution

The fourth proportional to 9,840,506.81, 13,582,600.43 and 5,711,868.08 is: 7,883,945.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840,506.81 : 13,582,600.43 = 5,711,868.08 : x
  2. Step 2: Convert to fraction form
    9,840,506.81/13,582,600.43 = 5,711,868.08/x
  3. Step 3: Cross multiply
    9,840,506.81x = 13,582,600.43 × 5,711,868.08
  4. Step 4: Simplify right side
    9,840,506.81x = 77,582,021,743,038.94
  5. Step 5: Solve for x
    x = 77,582,021,743,038.94/9,840,506.81
  6. Step 6: Final answer
    x = 7,883,945.74

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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.