Home / 13,913,617.68-20,871,856.44-4,815,700.32

Finding the Fourth Proportional to 13,913,617.68, 20,871,856.44 and 4,815,700.32

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Solution

The fourth proportional to 13,913,617.68, 20,871,856.44 and 4,815,700.32 is: 7,224,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,913,617.68 : 20,871,856.44 = 4,815,700.32 : x
  2. Step 2: Convert to fraction form
    13,913,617.68/20,871,856.44 = 4,815,700.32/x
  3. Step 3: Cross multiply
    13,913,617.68x = 20,871,856.44 × 4,815,700.32
  4. Step 4: Simplify right side
    13,913,617.68x = 100,512,605,737,102.08
  5. Step 5: Solve for x
    x = 100,512,605,737,102.08/13,913,617.68
  6. Step 6: Final answer
    x = 7,224,045.40

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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.