Home / 10,478,015.64-15,717,027.71-4,714,017.98

Finding the Fourth Proportional to 10,478,015.64, 15,717,027.71 and 4,714,017.98

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Solution

The fourth proportional to 10,478,015.64, 15,717,027.71 and 4,714,017.98 is: 7,071,028.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,478,015.64 : 15,717,027.71 = 4,714,017.98 : x
  2. Step 2: Convert to fraction form
    10,478,015.64/15,717,027.71 = 4,714,017.98/x
  3. Step 3: Cross multiply
    10,478,015.64x = 15,717,027.71 × 4,714,017.98
  4. Step 4: Simplify right side
    10,478,015.64x = 74,090,351,114,942.98
  5. Step 5: Solve for x
    x = 74,090,351,114,942.98/10,478,015.64
  6. Step 6: Final answer
    x = 7,071,028.87

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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.