Home / 27,732,659.85-38,271,041.64-15,509,516.85

Finding the Fourth Proportional to 27,732,659.85, 38,271,041.64 and 15,509,516.85

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Solution

The fourth proportional to 27,732,659.85, 38,271,041.64 and 15,509,516.85 is: 21,403,117.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,732,659.85 : 38,271,041.64 = 15,509,516.85 : x
  2. Step 2: Convert to fraction form
    27,732,659.85/38,271,041.64 = 15,509,516.85/x
  3. Step 3: Cross multiply
    27,732,659.85x = 38,271,041.64 × 15,509,516.85
  4. Step 4: Simplify right side
    27,732,659.85x = 593,565,365,182,631.62
  5. Step 5: Solve for x
    x = 593,565,365,182,631.62/27,732,659.85
  6. Step 6: Final answer
    x = 21,403,117.06

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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.