Home / 34,087,869.60-51,131,804.40-21,347,671.20

Finding the Fourth Proportional to 34,087,869.60, 51,131,804.40 and 21,347,671.20

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Solution

The fourth proportional to 34,087,869.60, 51,131,804.40 and 21,347,671.20 is: 32,021,506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,087,869.60 : 51,131,804.40 = 21,347,671.20 : x
  2. Step 2: Convert to fraction form
    34,087,869.60/51,131,804.40 = 21,347,671.20/x
  3. Step 3: Cross multiply
    34,087,869.60x = 51,131,804.40 × 21,347,671.20
  4. Step 4: Simplify right side
    34,087,869.60x = 1,091,544,948,193,913.25
  5. Step 5: Solve for x
    x = 1,091,544,948,193,913.25/34,087,869.60
  6. Step 6: Final answer
    x = 32,021,506.80

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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.