Home / 55,771,290.40-83,656,935.60-51,944,915.20

Finding the Fourth Proportional to 55,771,290.40, 83,656,935.60 and 51,944,915.20

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Solution

The fourth proportional to 55,771,290.40, 83,656,935.60 and 51,944,915.20 is: 77,917,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,771,290.40 : 83,656,935.60 = 51,944,915.20 : x
  2. Step 2: Convert to fraction form
    55,771,290.40/83,656,935.60 = 51,944,915.20/x
  3. Step 3: Cross multiply
    55,771,290.40x = 83,656,935.60 × 51,944,915.20
  4. Step 4: Simplify right side
    55,771,290.40x = 4,345,552,425,633,861
  5. Step 5: Solve for x
    x = 4,345,552,425,633,861/55,771,290.40
  6. Step 6: Final answer
    x = 77,917,372.80

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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.