Home / 20,050,670.68-27,669,209.52-11,348,656.40

Finding the Fourth Proportional to 20,050,670.68, 27,669,209.52 and 11,348,656.40

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Solution

The fourth proportional to 20,050,670.68, 27,669,209.52 and 11,348,656.40 is: 15,660,740.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050,670.68 : 27,669,209.52 = 11,348,656.40 : x
  2. Step 2: Convert to fraction form
    20,050,670.68/27,669,209.52 = 11,348,656.40/x
  3. Step 3: Cross multiply
    20,050,670.68x = 27,669,209.52 × 11,348,656.40
  4. Step 4: Simplify right side
    20,050,670.68x = 314,008,351,702,088.94
  5. Step 5: Solve for x
    x = 314,008,351,702,088.94/20,050,670.68
  6. Step 6: Final answer
    x = 15,660,740.57

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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.