Home / 19,342,932.52-26,692,192.56-10,639,700.08

Finding the Fourth Proportional to 19,342,932.52, 26,692,192.56 and 10,639,700.08

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Solution

The fourth proportional to 19,342,932.52, 26,692,192.56 and 10,639,700.08 is: 14,682,206.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,342,932.52 : 26,692,192.56 = 10,639,700.08 : x
  2. Step 2: Convert to fraction form
    19,342,932.52/26,692,192.56 = 10,639,700.08/x
  3. Step 3: Cross multiply
    19,342,932.52x = 26,692,192.56 × 10,639,700.08
  4. Step 4: Simplify right side
    19,342,932.52x = 283,996,923,316,007.38
  5. Step 5: Solve for x
    x = 283,996,923,316,007.38/19,342,932.52
  6. Step 6: Final answer
    x = 14,682,206.18

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1.5x scale

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.