Home / 11,644,146.16-16,069,031.51-6,417,342.81

Finding the Fourth Proportional to 11,644,146.16, 16,069,031.51 and 6,417,342.81

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Solution

The fourth proportional to 11,644,146.16, 16,069,031.51 and 6,417,342.81 is: 8,855,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644,146.16 : 16,069,031.51 = 6,417,342.81 : x
  2. Step 2: Convert to fraction form
    11,644,146.16/16,069,031.51 = 6,417,342.81/x
  3. Step 3: Cross multiply
    11,644,146.16x = 16,069,031.51 × 6,417,342.81
  4. Step 4: Simplify right side
    11,644,146.16x = 103,120,483,824,361.94
  5. Step 5: Solve for x
    x = 103,120,483,824,361.94/11,644,146.16
  6. Step 6: Final answer
    x = 8,855,993.60

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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.