Home / 7,651,830.60-10,559,397.78-4,214,391.48

Finding the Fourth Proportional to 7,651,830.60, 10,559,397.78 and 4,214,391.48

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Solution

The fourth proportional to 7,651,830.60, 10,559,397.78 and 4,214,391.48 is: 5,815,789.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,651,830.60 : 10,559,397.78 = 4,214,391.48 : x
  2. Step 2: Convert to fraction form
    7,651,830.60/10,559,397.78 = 4,214,391.48/x
  3. Step 3: Cross multiply
    7,651,830.60x = 10,559,397.78 × 4,214,391.48
  4. Step 4: Simplify right side
    7,651,830.60x = 44,501,436,037,962.91
  5. Step 5: Solve for x
    x = 44,501,436,037,962.91/7,651,830.60
  6. Step 6: Final answer
    x = 5,815,789.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.