Home / 55,389,611.93-83,010,151.01-43,108,405.14

Finding the Fourth Proportional to 55,389,611.93, 83,010,151.01 and 43,108,405.14

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Solution

The fourth proportional to 55,389,611.93, 83,010,151.01 and 43,108,405.14 is: 64,604,807.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,389,611.93 : 83,010,151.01 = 43,108,405.14 : x
  2. Step 2: Convert to fraction form
    55,389,611.93/83,010,151.01 = 43,108,405.14/x
  3. Step 3: Cross multiply
    55,389,611.93x = 83,010,151.01 × 43,108,405.14
  4. Step 4: Simplify right side
    55,389,611.93x = 3,578,435,220,256,118
  5. Step 5: Solve for x
    x = 3,578,435,220,256,118/55,389,611.93
  6. Step 6: Final answer
    x = 64,604,807.57

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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.