Home / 7,578,655.81-11,368,748.90-2,460,871.69

Finding the Fourth Proportional to 7,578,655.81, 11,368,748.90 and 2,460,871.69

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Solution

The fourth proportional to 7,578,655.81, 11,368,748.90 and 2,460,871.69 is: 3,691,556.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,578,655.81 : 11,368,748.90 = 2,460,871.69 : x
  2. Step 2: Convert to fraction form
    7,578,655.81/11,368,748.90 = 2,460,871.69/x
  3. Step 3: Cross multiply
    7,578,655.81x = 11,368,748.90 × 2,460,871.69
  4. Step 4: Simplify right side
    7,578,655.81x = 27,977,032,318,728.64
  5. Step 5: Solve for x
    x = 27,977,032,318,728.64/7,578,655.81
  6. Step 6: Final answer
    x = 3,691,556.00

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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.