Home / 7,016,886.21-10,529,018.06-4,980,687.15

Finding the Fourth Proportional to 7,016,886.21, 10,529,018.06 and 4,980,687.15

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Solution

The fourth proportional to 7,016,886.21, 10,529,018.06 and 4,980,687.15 is: 7,473,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016,886.21 : 10,529,018.06 = 4,980,687.15 : x
  2. Step 2: Convert to fraction form
    7,016,886.21/10,529,018.06 = 4,980,687.15/x
  3. Step 3: Cross multiply
    7,016,886.21x = 10,529,018.06 × 4,980,687.15
  4. Step 4: Simplify right side
    7,016,886.21x = 52,441,744,928,656.49
  5. Step 5: Solve for x
    x = 52,441,744,928,656.49/7,016,886.21
  6. Step 6: Final answer
    x = 7,473,649.05

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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.