Home / 9,881,934.45-13,636,935.68-5,531,019.45

Finding the Fourth Proportional to 9,881,934.45, 13,636,935.68 and 5,531,019.45

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Solution

The fourth proportional to 9,881,934.45, 13,636,935.68 and 5,531,019.45 is: 7,632,731.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881,934.45 : 13,636,935.68 = 5,531,019.45 : x
  2. Step 2: Convert to fraction form
    9,881,934.45/13,636,935.68 = 5,531,019.45/x
  3. Step 3: Cross multiply
    9,881,934.45x = 13,636,935.68 × 5,531,019.45
  4. Step 4: Simplify right side
    9,881,934.45x = 75,426,156,484,478.98
  5. Step 5: Solve for x
    x = 75,426,156,484,478.98/9,881,934.45
  6. Step 6: Final answer
    x = 7,632,731.92

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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.