Home / 8,529,065.84-11,777,968.32-5,478,594.50

Finding the Fourth Proportional to 8,529,065.84, 11,777,968.32 and 5,478,594.50

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Solution

The fourth proportional to 8,529,065.84, 11,777,968.32 and 5,478,594.50 is: 7,565,507.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529,065.84 : 11,777,968.32 = 5,478,594.50 : x
  2. Step 2: Convert to fraction form
    8,529,065.84/11,777,968.32 = 5,478,594.50/x
  3. Step 3: Cross multiply
    8,529,065.84x = 11,777,968.32 × 5,478,594.50
  4. Step 4: Simplify right side
    8,529,065.84x = 64,526,712,468,026.44
  5. Step 5: Solve for x
    x = 64,526,712,468,026.44/8,529,065.84
  6. Step 6: Final answer
    x = 7,565,507.60

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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.