Home / 7,510,641.54-10,364,688.08-4,072,881.66

Finding the Fourth Proportional to 7,510,641.54, 10,364,688.08 and 4,072,881.66

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Solution

The fourth proportional to 7,510,641.54, 10,364,688.08 and 4,072,881.66 is: 5,620,578.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510,641.54 : 10,364,688.08 = 4,072,881.66 : x
  2. Step 2: Convert to fraction form
    7,510,641.54/10,364,688.08 = 4,072,881.66/x
  3. Step 3: Cross multiply
    7,510,641.54x = 10,364,688.08 × 4,072,881.66
  4. Step 4: Simplify right side
    7,510,641.54x = 42,214,147,992,652.62
  5. Step 5: Solve for x
    x = 42,214,147,992,652.62/7,510,641.54
  6. Step 6: Final answer
    x = 5,620,578.18

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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.