Home / 7,665,631.60-11,498,447.40-3,886,495.60

Finding the Fourth Proportional to 7,665,631.60, 11,498,447.40 and 3,886,495.60

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Solution

The fourth proportional to 7,665,631.60, 11,498,447.40 and 3,886,495.60 is: 5,829,743.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665,631.60 : 11,498,447.40 = 3,886,495.60 : x
  2. Step 2: Convert to fraction form
    7,665,631.60/11,498,447.40 = 3,886,495.60/x
  3. Step 3: Cross multiply
    7,665,631.60x = 11,498,447.40 × 3,886,495.60
  4. Step 4: Simplify right side
    7,665,631.60x = 44,688,665,226,931.45
  5. Step 5: Solve for x
    x = 44,688,665,226,931.45/7,665,631.60
  6. Step 6: Final answer
    x = 5,829,743.40

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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.