Home / 7,708,038.06-11,558,273.68-3,812,994.90

Finding the Fourth Proportional to 7,708,038.06, 11,558,273.68 and 3,812,994.90

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Solution

The fourth proportional to 7,708,038.06, 11,558,273.68 and 3,812,994.90 is: 5,717,620.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708,038.06 : 11,558,273.68 = 3,812,994.90 : x
  2. Step 2: Convert to fraction form
    7,708,038.06/11,558,273.68 = 3,812,994.90/x
  3. Step 3: Cross multiply
    7,708,038.06x = 11,558,273.68 × 3,812,994.90
  4. Step 4: Simplify right side
    7,708,038.06x = 44,071,638,594,644.23
  5. Step 5: Solve for x
    x = 44,071,638,594,644.23/7,708,038.06
  6. Step 6: Final answer
    x = 5,717,620.78

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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.