Home / 12,658,619.01-17,468,878.45-6,857,424.73

Finding the Fourth Proportional to 12,658,619.01, 17,468,878.45 and 6,857,424.73

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Solution

The fourth proportional to 12,658,619.01, 17,468,878.45 and 6,857,424.73 is: 9,463,237.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,658,619.01 : 17,468,878.45 = 6,857,424.73 : x
  2. Step 2: Convert to fraction form
    12,658,619.01/17,468,878.45 = 6,857,424.73/x
  3. Step 3: Cross multiply
    12,658,619.01x = 17,468,878.45 × 6,857,424.73
  4. Step 4: Simplify right side
    12,658,619.01x = 119,791,518,966,762.55
  5. Step 5: Solve for x
    x = 119,791,518,966,762.55/12,658,619.01
  6. Step 6: Final answer
    x = 9,463,237.57

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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.