Home / 14,229,252.81-19,636,346.25-7,702,880.52

Finding the Fourth Proportional to 14,229,252.81, 19,636,346.25 and 7,702,880.52

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Solution

The fourth proportional to 14,229,252.81, 19,636,346.25 and 7,702,880.52 is: 10,629,962.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229,252.81 : 19,636,346.25 = 7,702,880.52 : x
  2. Step 2: Convert to fraction form
    14,229,252.81/19,636,346.25 = 7,702,880.52/x
  3. Step 3: Cross multiply
    14,229,252.81x = 19,636,346.25 × 7,702,880.52
  4. Step 4: Simplify right side
    14,229,252.81x = 151,256,429,013,100.03
  5. Step 5: Solve for x
    x = 151,256,429,013,100.03/14,229,252.81
  6. Step 6: Final answer
    x = 10,629,962.87

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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.