Home / 56,697,041.83-85,057,965.87-18,362,431.03

Finding the Fourth Proportional to 56,697,041.83, 85,057,965.87 and 18,362,431.03

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Solution

The fourth proportional to 56,697,041.83, 85,057,965.87 and 18,362,431.03 is: 27,547,663.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,697,041.83 : 85,057,965.87 = 18,362,431.03 : x
  2. Step 2: Convert to fraction form
    56,697,041.83/85,057,965.87 = 18,362,431.03/x
  3. Step 3: Cross multiply
    56,697,041.83x = 85,057,965.87 × 18,362,431.03
  4. Step 4: Simplify right side
    56,697,041.83x = 1,561,871,031,839,969.25
  5. Step 5: Solve for x
    x = 1,561,871,031,839,969.25/56,697,041.83
  6. Step 6: Final answer
    x = 27,547,663.54

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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.