Home / 55,771,804.40-83,657,706.60-51,945,429.20

Finding the Fourth Proportional to 55,771,804.40, 83,657,706.60 and 51,945,429.20

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Solution

The fourth proportional to 55,771,804.40, 83,657,706.60 and 51,945,429.20 is: 77,918,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,771,804.40 : 83,657,706.60 = 51,945,429.20 : x
  2. Step 2: Convert to fraction form
    55,771,804.40/83,657,706.60 = 51,945,429.20/x
  3. Step 3: Cross multiply
    55,771,804.40x = 83,657,706.60 × 51,945,429.20
  4. Step 4: Simplify right side
    55,771,804.40x = 4,345,635,475,224,672.50
  5. Step 5: Solve for x
    x = 4,345,635,475,224,672.50/55,771,804.40
  6. Step 6: Final answer
    x = 77,918,143.80

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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.