Home / 51,498,088.80-77,296,899.60-31,342,696.80

Finding the Fourth Proportional to 51,498,088.80, 77,296,899.60 and 31,342,696.80

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Solution

The fourth proportional to 51,498,088.80, 77,296,899.60 and 31,342,696.80 is: 47,044,333.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,498,088.80 : 77,296,899.60 = 31,342,696.80 : x
  2. Step 2: Convert to fraction form
    51,498,088.80/77,296,899.60 = 31,342,696.80/x
  3. Step 3: Cross multiply
    51,498,088.80x = 77,296,899.60 × 31,342,696.80
  4. Step 4: Simplify right side
    51,498,088.80x = 2,422,693,287,742,841
  5. Step 5: Solve for x
    x = 2,422,693,287,742,841/51,498,088.80
  6. Step 6: Final answer
    x = 47,044,333.96

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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.