Home / 7,765,667.78-11,648,501.68-2,374,318.22

Finding the Fourth Proportional to 7,765,667.78, 11,648,501.68 and 2,374,318.22

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Solution

The fourth proportional to 7,765,667.78, 11,648,501.68 and 2,374,318.22 is: 3,561,477.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765,667.78 : 11,648,501.68 = 2,374,318.22 : x
  2. Step 2: Convert to fraction form
    7,765,667.78/11,648,501.68 = 2,374,318.22/x
  3. Step 3: Cross multiply
    7,765,667.78x = 11,648,501.68 × 2,374,318.22
  4. Step 4: Simplify right side
    7,765,667.78x = 27,657,249,710,346.30
  5. Step 5: Solve for x
    x = 27,657,249,710,346.30/7,765,667.78
  6. Step 6: Final answer
    x = 3,561,477.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.