Home / 9,991,477.60-13,788,573.02-6,123,251.32

Finding the Fourth Proportional to 9,991,477.60, 13,788,573.02 and 6,123,251.32

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Solution

The fourth proportional to 9,991,477.60, 13,788,573.02 and 6,123,251.32 is: 8,450,291.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,991,477.60 : 13,788,573.02 = 6,123,251.32 : x
  2. Step 2: Convert to fraction form
    9,991,477.60/13,788,573.02 = 6,123,251.32/x
  3. Step 3: Cross multiply
    9,991,477.60x = 13,788,573.02 × 6,123,251.32
  4. Step 4: Simplify right side
    9,991,477.60x = 84,430,897,945,631.39
  5. Step 5: Solve for x
    x = 84,430,897,945,631.39/9,991,477.60
  6. Step 6: Final answer
    x = 8,450,291.47

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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.