Home / 10,478,016.64-15,717,029.21-4,714,018.98

Finding the Fourth Proportional to 10,478,016.64, 15,717,029.21 and 4,714,018.98

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Solution

The fourth proportional to 10,478,016.64, 15,717,029.21 and 4,714,018.98 is: 7,071,030.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,478,016.64 : 15,717,029.21 = 4,714,018.98 : x
  2. Step 2: Convert to fraction form
    10,478,016.64/15,717,029.21 = 4,714,018.98/x
  3. Step 3: Cross multiply
    10,478,016.64x = 15,717,029.21 × 4,714,018.98
  4. Step 4: Simplify right side
    10,478,016.64x = 74,090,374,005,154.42
  5. Step 5: Solve for x
    x = 74,090,374,005,154.42/10,478,016.64
  6. Step 6: Final answer
    x = 7,071,030.38

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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.