Home / 7,035,401.10-9,708,037.72-3,938,097.89

Finding the Fourth Proportional to 7,035,401.10, 9,708,037.72 and 3,938,097.89

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Solution

The fourth proportional to 7,035,401.10, 9,708,037.72 and 3,938,097.89 is: 5,434,118.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035,401.10 : 9,708,037.72 = 3,938,097.89 : x
  2. Step 2: Convert to fraction form
    7,035,401.10/9,708,037.72 = 3,938,097.89/x
  3. Step 3: Cross multiply
    7,035,401.10x = 9,708,037.72 × 3,938,097.89
  4. Step 4: Simplify right side
    7,035,401.10x = 38,231,202,875,597.26
  5. Step 5: Solve for x
    x = 38,231,202,875,597.26/7,035,401.10
  6. Step 6: Final answer
    x = 5,434,118.44

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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.