Home / 13,727,258.05-18,943,608.76-7,532,345.45

Finding the Fourth Proportional to 13,727,258.05, 18,943,608.76 and 7,532,345.45

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Solution

The fourth proportional to 13,727,258.05, 18,943,608.76 and 7,532,345.45 is: 10,394,632.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727,258.05 : 18,943,608.76 = 7,532,345.45 : x
  2. Step 2: Convert to fraction form
    13,727,258.05/18,943,608.76 = 7,532,345.45/x
  3. Step 3: Cross multiply
    13,727,258.05x = 18,943,608.76 × 7,532,345.45
  4. Step 4: Simplify right side
    13,727,258.05x = 142,689,805,249,966.16
  5. Step 5: Solve for x
    x = 142,689,805,249,966.16/13,727,258.05
  6. Step 6: Final answer
    x = 10,394,632.69

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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.