Home / 14,602,161.57-20,150,168.16-7,985,444.33

Finding the Fourth Proportional to 14,602,161.57, 20,150,168.16 and 7,985,444.33

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Solution

The fourth proportional to 14,602,161.57, 20,150,168.16 and 7,985,444.33 is: 11,019,467.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,602,161.57 : 20,150,168.16 = 7,985,444.33 : x
  2. Step 2: Convert to fraction form
    14,602,161.57/20,150,168.16 = 7,985,444.33/x
  3. Step 3: Cross multiply
    14,602,161.57x = 20,150,168.16 × 7,985,444.33
  4. Step 4: Simplify right side
    14,602,161.57x = 160,908,046,081,818.53
  5. Step 5: Solve for x
    x = 160,908,046,081,818.53/14,602,161.57
  6. Step 6: Final answer
    x = 11,019,467.58

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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.