Home / 10,240,985.28-14,133,085.92-5,657,269.44

Finding the Fourth Proportional to 10,240,985.28, 14,133,085.92 and 5,657,269.44

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Solution

The fourth proportional to 10,240,985.28, 14,133,085.92 and 5,657,269.44 is: 7,807,322.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240,985.28 : 14,133,085.92 = 5,657,269.44 : x
  2. Step 2: Convert to fraction form
    10,240,985.28/14,133,085.92 = 5,657,269.44/x
  3. Step 3: Cross multiply
    10,240,985.28x = 14,133,085.92 × 5,657,269.44
  4. Step 4: Simplify right side
    10,240,985.28x = 79,954,675,068,110.30
  5. Step 5: Solve for x
    x = 79,954,675,068,110.30/10,240,985.28
  6. Step 6: Final answer
    x = 7,807,322.53

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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.