Home / 34,663,923.12-47,886,042-27,685,438.40

Finding the Fourth Proportional to 34,663,923.12, 47,886,042 and 27,685,438.40

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Solution

The fourth proportional to 34,663,923.12, 47,886,042 and 27,685,438.40 is: 38,245,701.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,663,923.12 : 47,886,042 = 27,685,438.40 : x
  2. Step 2: Convert to fraction form
    34,663,923.12/47,886,042 = 27,685,438.40/x
  3. Step 3: Cross multiply
    34,663,923.12x = 47,886,042 × 27,685,438.40
  4. Step 4: Simplify right side
    34,663,923.12x = 1,325,746,066,010,812.75
  5. Step 5: Solve for x
    x = 1,325,746,066,010,812.75/34,663,923.12
  6. Step 6: Final answer
    x = 38,245,701.78

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Double scale
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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.