Home / 8,254,621.40-11,392,428.33-4,991,459.27

Finding the Fourth Proportional to 8,254,621.40, 11,392,428.33 and 4,991,459.27

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Solution

The fourth proportional to 8,254,621.40, 11,392,428.33 and 4,991,459.27 is: 6,888,849.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254,621.40 : 11,392,428.33 = 4,991,459.27 : x
  2. Step 2: Convert to fraction form
    8,254,621.40/11,392,428.33 = 4,991,459.27/x
  3. Step 3: Cross multiply
    8,254,621.40x = 11,392,428.33 × 4,991,459.27
  4. Step 4: Simplify right side
    8,254,621.40x = 56,864,841,938,626.98
  5. Step 5: Solve for x
    x = 56,864,841,938,626.98/8,254,621.40
  6. Step 6: Final answer
    x = 6,888,849.19

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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.