Home / 7,855,448.65-10,839,566.71-4,369,963.50

Finding the Fourth Proportional to 7,855,448.65, 10,839,566.71 and 4,369,963.50

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Solution

The fourth proportional to 7,855,448.65, 10,839,566.71 and 4,369,963.50 is: 6,030,019.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,855,448.65 : 10,839,566.71 = 4,369,963.50 : x
  2. Step 2: Convert to fraction form
    7,855,448.65/10,839,566.71 = 4,369,963.50/x
  3. Step 3: Cross multiply
    7,855,448.65x = 10,839,566.71 × 4,369,963.50
  4. Step 4: Simplify right side
    7,855,448.65x = 47,368,510,878,515.09
  5. Step 5: Solve for x
    x = 47,368,510,878,515.09/7,855,448.65
  6. Step 6: Final answer
    x = 6,030,019.80

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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.