Home / 15,349,192.32-21,181,758.72-8,473,528.32

Finding the Fourth Proportional to 15,349,192.32, 21,181,758.72 and 8,473,528.32

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Solution

The fourth proportional to 15,349,192.32, 21,181,758.72 and 8,473,528.32 is: 11,693,399.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,349,192.32 : 21,181,758.72 = 8,473,528.32 : x
  2. Step 2: Convert to fraction form
    15,349,192.32/21,181,758.72 = 8,473,528.32/x
  3. Step 3: Cross multiply
    15,349,192.32x = 21,181,758.72 × 8,473,528.32
  4. Step 4: Simplify right side
    15,349,192.32x = 179,484,232,381,326.94
  5. Step 5: Solve for x
    x = 179,484,232,381,326.94/15,349,192.32
  6. Step 6: Final answer
    x = 11,693,399.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.