Home / 11,977,632.80-17,966,449.20-4,403,614.40

Finding the Fourth Proportional to 11,977,632.80, 17,966,449.20 and 4,403,614.40

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Solution

The fourth proportional to 11,977,632.80, 17,966,449.20 and 4,403,614.40 is: 6,605,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977,632.80 : 17,966,449.20 = 4,403,614.40 : x
  2. Step 2: Convert to fraction form
    11,977,632.80/17,966,449.20 = 4,403,614.40/x
  3. Step 3: Cross multiply
    11,977,632.80x = 17,966,449.20 × 4,403,614.40
  4. Step 4: Simplify right side
    11,977,632.80x = 79,117,314,413,988.48
  5. Step 5: Solve for x
    x = 79,117,314,413,988.48/11,977,632.80
  6. Step 6: Final answer
    x = 6,605,421.60

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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.