Home / 7,879,483.80-10,871,835.66-4,781,938.50

Finding the Fourth Proportional to 7,879,483.80, 10,871,835.66 and 4,781,938.50

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Solution

The fourth proportional to 7,879,483.80, 10,871,835.66 and 4,781,938.50 is: 6,597,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879,483.80 : 10,871,835.66 = 4,781,938.50 : x
  2. Step 2: Convert to fraction form
    7,879,483.80/10,871,835.66 = 4,781,938.50/x
  3. Step 3: Cross multiply
    7,879,483.80x = 10,871,835.66 × 4,781,938.50
  4. Step 4: Simplify right side
    7,879,483.80x = 51,988,449,508,226.91
  5. Step 5: Solve for x
    x = 51,988,449,508,226.91/7,879,483.80
  6. Step 6: Final answer
    x = 6,597,951.19

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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.