Home / 18,249,965.74-27,365,129.56-7,314,667.77

Finding the Fourth Proportional to 18,249,965.74, 27,365,129.56 and 7,314,667.77

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Solution

The fourth proportional to 18,249,965.74, 27,365,129.56 and 7,314,667.77 is: 10,968,066.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249,965.74 : 27,365,129.56 = 7,314,667.77 : x
  2. Step 2: Convert to fraction form
    18,249,965.74/27,365,129.56 = 7,314,667.77/x
  3. Step 3: Cross multiply
    18,249,965.74x = 27,365,129.56 × 7,314,667.77
  4. Step 4: Simplify right side
    18,249,965.74x = 200,166,831,054,115.06
  5. Step 5: Solve for x
    x = 200,166,831,054,115.06/18,249,965.74
  6. Step 6: Final answer
    x = 10,968,066.12

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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.