Home / 7,774,902.60-11,667,602.70-5,072,645.40

Finding the Fourth Proportional to 7,774,902.60, 11,667,602.70 and 5,072,645.40

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Solution

The fourth proportional to 7,774,902.60, 11,667,602.70 and 5,072,645.40 is: 7,612,392.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,774,902.60 : 11,667,602.70 = 5,072,645.40 : x
  2. Step 2: Convert to fraction form
    7,774,902.60/11,667,602.70 = 5,072,645.40/x
  3. Step 3: Cross multiply
    7,774,902.60x = 11,667,602.70 × 5,072,645.40
  4. Step 4: Simplify right side
    7,774,902.60x = 59,185,611,165,182.58
  5. Step 5: Solve for x
    x = 59,185,611,165,182.58/7,774,902.60
  6. Step 6: Final answer
    x = 7,612,392.62

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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.