Home / 55,988,967-83,983,451.58-13,438,695

Finding the Fourth Proportional to 55,988,967, 83,983,451.58 and 13,438,695

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Solution

The fourth proportional to 55,988,967, 83,983,451.58 and 13,438,695 is: 20,158,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,988,967 : 83,983,451.58 = 13,438,695 : x
  2. Step 2: Convert to fraction form
    55,988,967/83,983,451.58 = 13,438,695/x
  3. Step 3: Cross multiply
    55,988,967x = 83,983,451.58 × 13,438,695
  4. Step 4: Simplify right side
    55,988,967x = 1,128,627,990,830,888
  5. Step 5: Solve for x
    x = 1,128,627,990,830,888/55,988,967
  6. Step 6: Final answer
    x = 20,158,042.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.