Home / 5,800,305.40-8,700,458.10-5,380,401.40

Finding the Fourth Proportional to 5,800,305.40, 8,700,458.10 and 5,380,401.40

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Solution

The fourth proportional to 5,800,305.40, 8,700,458.10 and 5,380,401.40 is: 8,070,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800,305.40 : 8,700,458.10 = 5,380,401.40 : x
  2. Step 2: Convert to fraction form
    5,800,305.40/8,700,458.10 = 5,380,401.40/x
  3. Step 3: Cross multiply
    5,800,305.40x = 8,700,458.10 × 5,380,401.40
  4. Step 4: Simplify right side
    5,800,305.40x = 46,811,956,941,881.34
  5. Step 5: Solve for x
    x = 46,811,956,941,881.34/5,800,305.40
  6. Step 6: Final answer
    x = 8,070,602.10

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Similar ratio
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1.5x scale

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.