Home / 7,769,322.90-10,721,710.53-4,331,777.94

Finding the Fourth Proportional to 7,769,322.90, 10,721,710.53 and 4,331,777.94

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Solution

The fourth proportional to 7,769,322.90, 10,721,710.53 and 4,331,777.94 is: 5,977,878.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769,322.90 : 10,721,710.53 = 4,331,777.94 : x
  2. Step 2: Convert to fraction form
    7,769,322.90/10,721,710.53 = 4,331,777.94/x
  3. Step 3: Cross multiply
    7,769,322.90x = 10,721,710.53 × 4,331,777.94
  4. Step 4: Simplify right side
    7,769,322.90x = 46,444,069,152,919.71
  5. Step 5: Solve for x
    x = 46,444,069,152,919.71/7,769,322.90
  6. Step 6: Final answer
    x = 5,977,878.61

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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.