Home / 56,705,740.20-85,002,623.10-27,928,319.40

Finding the Fourth Proportional to 56,705,740.20, 85,002,623.10 and 27,928,319.40

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Solution

The fourth proportional to 56,705,740.20, 85,002,623.10 and 27,928,319.40 is: 41,864,904.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,705,740.20 : 85,002,623.10 = 27,928,319.40 : x
  2. Step 2: Convert to fraction form
    56,705,740.20/85,002,623.10 = 27,928,319.40/x
  3. Step 3: Cross multiply
    56,705,740.20x = 85,002,623.10 × 27,928,319.40
  4. Step 4: Simplify right side
    56,705,740.20x = 2,373,980,407,774,618
  5. Step 5: Solve for x
    x = 2,373,980,407,774,618/56,705,740.20
  6. Step 6: Final answer
    x = 41,864,904.67

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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.