Home / 38,415,863.60-57,604,096.20-11,486,020.40

Finding the Fourth Proportional to 38,415,863.60, 57,604,096.20 and 11,486,020.40

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Solution

The fourth proportional to 38,415,863.60, 57,604,096.20 and 11,486,020.40 is: 17,223,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,415,863.60 : 57,604,096.20 = 11,486,020.40 : x
  2. Step 2: Convert to fraction form
    38,415,863.60/57,604,096.20 = 11,486,020.40/x
  3. Step 3: Cross multiply
    38,415,863.60x = 57,604,096.20 × 11,486,020.40
  4. Step 4: Simplify right side
    38,415,863.60x = 661,641,824,076,762.50
  5. Step 5: Solve for x
    x = 661,641,824,076,762.50/38,415,863.60
  6. Step 6: Final answer
    x = 17,223,140.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.