Home / 9,628,155.60-13,286,827.34-5,277,228.44

Finding the Fourth Proportional to 9,628,155.60, 13,286,827.34 and 5,277,228.44

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Solution

The fourth proportional to 9,628,155.60, 13,286,827.34 and 5,277,228.44 is: 7,282,560.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628,155.60 : 13,286,827.34 = 5,277,228.44 : x
  2. Step 2: Convert to fraction form
    9,628,155.60/13,286,827.34 = 5,277,228.44/x
  3. Step 3: Cross multiply
    9,628,155.60x = 13,286,827.34 × 5,277,228.44
  4. Step 4: Simplify right side
    9,628,155.60x = 70,117,623,116,017.55
  5. Step 5: Solve for x
    x = 70,117,623,116,017.55/9,628,155.60
  6. Step 6: Final answer
    x = 7,282,560.24

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1.5x scale

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.