Home / 19,358,073.93-26,719,783.28-12,653,380.55

Finding the Fourth Proportional to 19,358,073.93, 26,719,783.28 and 12,653,380.55

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Solution

The fourth proportional to 19,358,073.93, 26,719,783.28 and 12,653,380.55 is: 17,465,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,358,073.93 : 26,719,783.28 = 12,653,380.55 : x
  2. Step 2: Convert to fraction form
    19,358,073.93/26,719,783.28 = 12,653,380.55/x
  3. Step 3: Cross multiply
    19,358,073.93x = 26,719,783.28 × 12,653,380.55
  4. Step 4: Simplify right side
    19,358,073.93x = 338,095,585,858,501.38
  5. Step 5: Solve for x
    x = 338,095,585,858,501.38/19,358,073.93
  6. Step 6: Final answer
    x = 17,465,352.55

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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.