Home / 7,643,637.69-11,461,913.61-2,850,039.87

Finding the Fourth Proportional to 7,643,637.69, 11,461,913.61 and 2,850,039.87

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Solution

The fourth proportional to 7,643,637.69, 11,461,913.61 and 2,850,039.87 is: 4,273,738.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643,637.69 : 11,461,913.61 = 2,850,039.87 : x
  2. Step 2: Convert to fraction form
    7,643,637.69/11,461,913.61 = 2,850,039.87/x
  3. Step 3: Cross multiply
    7,643,637.69x = 11,461,913.61 × 2,850,039.87
  4. Step 4: Simplify right side
    7,643,637.69x = 32,666,910,774,995.63
  5. Step 5: Solve for x
    x = 32,666,910,774,995.63/7,643,637.69
  6. Step 6: Final answer
    x = 4,273,738.77

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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.