Home / 56,049,410.20-84,074,115.30-47,121,201.40

Finding the Fourth Proportional to 56,049,410.20, 84,074,115.30 and 47,121,201.40

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Solution

The fourth proportional to 56,049,410.20, 84,074,115.30 and 47,121,201.40 is: 70,681,802.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,049,410.20 : 84,074,115.30 = 47,121,201.40 : x
  2. Step 2: Convert to fraction form
    56,049,410.20/84,074,115.30 = 47,121,201.40/x
  3. Step 3: Cross multiply
    56,049,410.20x = 84,074,115.30 × 47,121,201.40
  4. Step 4: Simplify right side
    56,049,410.20x = 3,961,673,319,578,121
  5. Step 5: Solve for x
    x = 3,961,673,319,578,121/56,049,410.20
  6. Step 6: Final answer
    x = 70,681,802.10

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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.