Home / 10,051,506.64-13,871,355.27-5,641,506.47

Finding the Fourth Proportional to 10,051,506.64, 13,871,355.27 and 5,641,506.47

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Solution

The fourth proportional to 10,051,506.64, 13,871,355.27 and 5,641,506.47 is: 7,785,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051,506.64 : 13,871,355.27 = 5,641,506.47 : x
  2. Step 2: Convert to fraction form
    10,051,506.64/13,871,355.27 = 5,641,506.47/x
  3. Step 3: Cross multiply
    10,051,506.64x = 13,871,355.27 × 5,641,506.47
  4. Step 4: Simplify right side
    10,051,506.64x = 78,255,340,503,373.59
  5. Step 5: Solve for x
    x = 78,255,340,503,373.59/10,051,506.64
  6. Step 6: Final answer
    x = 7,785,433.90

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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.