Home / 12,723,161.52-17,556,652.08-7,565,526.48

Finding the Fourth Proportional to 12,723,161.52, 17,556,652.08 and 7,565,526.48

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Solution

The fourth proportional to 12,723,161.52, 17,556,652.08 and 7,565,526.48 is: 10,439,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,723,161.52 : 17,556,652.08 = 7,565,526.48 : x
  2. Step 2: Convert to fraction form
    12,723,161.52/17,556,652.08 = 7,565,526.48/x
  3. Step 3: Cross multiply
    12,723,161.52x = 17,556,652.08 × 7,565,526.48
  4. Step 4: Simplify right side
    12,723,161.52x = 132,825,316,211,387.08
  5. Step 5: Solve for x
    x = 132,825,316,211,387.08/12,723,161.52
  6. Step 6: Final answer
    x = 10,439,647.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.