Home / 49,762,815.40-74,638,916.70-17,415,335.80

Finding the Fourth Proportional to 49,762,815.40, 74,638,916.70 and 17,415,335.80

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Solution

The fourth proportional to 49,762,815.40, 74,638,916.70 and 17,415,335.80 is: 26,121,146.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,762,815.40 : 74,638,916.70 = 17,415,335.80 : x
  2. Step 2: Convert to fraction form
    49,762,815.40/74,638,916.70 = 17,415,335.80/x
  3. Step 3: Cross multiply
    49,762,815.40x = 74,638,916.70 × 17,415,335.80
  4. Step 4: Simplify right side
    49,762,815.40x = 1,299,861,798,078,728
  5. Step 5: Solve for x
    x = 1,299,861,798,078,728/49,762,815.40
  6. Step 6: Final answer
    x = 26,121,146.64

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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.