Home / 10,136,715.84-13,989,016.08-5,553,036

Finding the Fourth Proportional to 10,136,715.84, 13,989,016.08 and 5,553,036

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Solution

The fourth proportional to 10,136,715.84, 13,989,016.08 and 5,553,036 is: 7,663,380.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136,715.84 : 13,989,016.08 = 5,553,036 : x
  2. Step 2: Convert to fraction form
    10,136,715.84/13,989,016.08 = 5,553,036/x
  3. Step 3: Cross multiply
    10,136,715.84x = 13,989,016.08 × 5,553,036
  4. Step 4: Simplify right side
    10,136,715.84x = 77,681,509,896,818.88
  5. Step 5: Solve for x
    x = 77,681,509,896,818.88/10,136,715.84
  6. Step 6: Final answer
    x = 7,663,380.44

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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.