Home / 7,696,890.32-10,621,803.12-4,259,451.20

Finding the Fourth Proportional to 7,696,890.32, 10,621,803.12 and 4,259,451.20

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Solution

The fourth proportional to 7,696,890.32, 10,621,803.12 and 4,259,451.20 is: 5,878,094.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,696,890.32 : 10,621,803.12 = 4,259,451.20 : x
  2. Step 2: Convert to fraction form
    7,696,890.32/10,621,803.12 = 4,259,451.20/x
  3. Step 3: Cross multiply
    7,696,890.32x = 10,621,803.12 × 4,259,451.20
  4. Step 4: Simplify right side
    7,696,890.32x = 45,243,052,045,647.74
  5. Step 5: Solve for x
    x = 45,243,052,045,647.74/7,696,890.32
  6. Step 6: Final answer
    x = 5,878,094.94

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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.