Home / 14,005,741.99-21,018,054.45-4,907,921.32

Finding the Fourth Proportional to 14,005,741.99, 21,018,054.45 and 4,907,921.32

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Solution

The fourth proportional to 14,005,741.99, 21,018,054.45 and 4,907,921.32 is: 7,365,190.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005,741.99 : 21,018,054.45 = 4,907,921.32 : x
  2. Step 2: Convert to fraction form
    14,005,741.99/21,018,054.45 = 4,907,921.32/x
  3. Step 3: Cross multiply
    14,005,741.99x = 21,018,054.45 × 4,907,921.32
  4. Step 4: Simplify right side
    14,005,741.99x = 103,154,957,410,446
  5. Step 5: Solve for x
    x = 103,154,957,410,446/14,005,741.99
  6. Step 6: Final answer
    x = 7,365,190.47

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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.