Home / 7,898,403.72-10,896,551.21-4,800,428.01

Finding the Fourth Proportional to 7,898,403.72, 10,896,551.21 and 4,800,428.01

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Solution

The fourth proportional to 7,898,403.72, 10,896,551.21 and 4,800,428.01 is: 6,622,617.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898,403.72 : 10,896,551.21 = 4,800,428.01 : x
  2. Step 2: Convert to fraction form
    7,898,403.72/10,896,551.21 = 4,800,428.01/x
  3. Step 3: Cross multiply
    7,898,403.72x = 10,896,551.21 × 4,800,428.01
  4. Step 4: Simplify right side
    7,898,403.72x = 52,308,109,576,019.18
  5. Step 5: Solve for x
    x = 52,308,109,576,019.18/7,898,403.72
  6. Step 6: Final answer
    x = 6,622,617.86

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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.