Home / 6,403,563.18-8,830,928.34-5,101,145.22

Finding the Fourth Proportional to 6,403,563.18, 8,830,928.34 and 5,101,145.22

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Solution

The fourth proportional to 6,403,563.18, 8,830,928.34 and 5,101,145.22 is: 7,034,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403,563.18 : 8,830,928.34 = 5,101,145.22 : x
  2. Step 2: Convert to fraction form
    6,403,563.18/8,830,928.34 = 5,101,145.22/x
  3. Step 3: Cross multiply
    6,403,563.18x = 8,830,928.34 × 5,101,145.22
  4. Step 4: Simplify right side
    6,403,563.18x = 45,047,847,889,753.53
  5. Step 5: Solve for x
    x = 45,047,847,889,753.53/6,403,563.18
  6. Step 6: Final answer
    x = 7,034,809.62

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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.