Home / 28,566,082.92-39,433,258.47-19,286,224.50

Finding the Fourth Proportional to 28,566,082.92, 39,433,258.47 and 19,286,224.50

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Solution

The fourth proportional to 28,566,082.92, 39,433,258.47 and 19,286,224.50 is: 26,623,134.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,566,082.92 : 39,433,258.47 = 19,286,224.50 : x
  2. Step 2: Convert to fraction form
    28,566,082.92/39,433,258.47 = 19,286,224.50/x
  3. Step 3: Cross multiply
    28,566,082.92x = 39,433,258.47 × 19,286,224.50
  4. Step 4: Simplify right side
    28,566,082.92x = 760,518,675,618,946.50
  5. Step 5: Solve for x
    x = 760,518,675,618,946.50/28,566,082.92
  6. Step 6: Final answer
    x = 26,623,134.78

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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.