Home / 7,713,717.69-10,646,014.79-4,774,477.55

Finding the Fourth Proportional to 7,713,717.69, 10,646,014.79 and 4,774,477.55

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Solution

The fourth proportional to 7,713,717.69, 10,646,014.79 and 4,774,477.55 is: 6,589,450.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713,717.69 : 10,646,014.79 = 4,774,477.55 : x
  2. Step 2: Convert to fraction form
    7,713,717.69/10,646,014.79 = 4,774,477.55/x
  3. Step 3: Cross multiply
    7,713,717.69x = 10,646,014.79 × 4,774,477.55
  4. Step 4: Simplify right side
    7,713,717.69x = 50,829,158,650,374.20
  5. Step 5: Solve for x
    x = 50,829,158,650,374.20/7,713,717.69
  6. Step 6: Final answer
    x = 6,589,450.21

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1.5x scale

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.