Home / 9,500,278.40-13,110,065.28-5,630,502.20

Finding the Fourth Proportional to 9,500,278.40, 13,110,065.28 and 5,630,502.20

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Solution

The fourth proportional to 9,500,278.40, 13,110,065.28 and 5,630,502.20 is: 7,769,904.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,500,278.40 : 13,110,065.28 = 5,630,502.20 : x
  2. Step 2: Convert to fraction form
    9,500,278.40/13,110,065.28 = 5,630,502.20/x
  3. Step 3: Cross multiply
    9,500,278.40x = 13,110,065.28 × 5,630,502.20
  4. Step 4: Simplify right side
    9,500,278.40x = 73,816,251,401,183.61
  5. Step 5: Solve for x
    x = 73,816,251,401,183.61/9,500,278.40
  6. Step 6: Final answer
    x = 7,769,904.03

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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.