Home / 8,903,612.84-13,356,489-3,145,164.08

Finding the Fourth Proportional to 8,903,612.84, 13,356,489 and 3,145,164.08

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Solution

The fourth proportional to 8,903,612.84, 13,356,489 and 3,145,164.08 is: 4,718,124.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903,612.84 : 13,356,489 = 3,145,164.08 : x
  2. Step 2: Convert to fraction form
    8,903,612.84/13,356,489 = 3,145,164.08/x
  3. Step 3: Cross multiply
    8,903,612.84x = 13,356,489 × 3,145,164.08
  4. Step 4: Simplify right side
    8,903,612.84x = 42,008,349,437,715.12
  5. Step 5: Solve for x
    x = 42,008,349,437,715.12/8,903,612.84
  6. Step 6: Final answer
    x = 4,718,124.00

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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.