Home / 55,651,927.02-83,478,428.15-21,099,036.53

Finding the Fourth Proportional to 55,651,927.02, 83,478,428.15 and 21,099,036.53

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Solution

The fourth proportional to 55,651,927.02, 83,478,428.15 and 21,099,036.53 is: 31,648,758.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,651,927.02 : 83,478,428.15 = 21,099,036.53 : x
  2. Step 2: Convert to fraction form
    55,651,927.02/83,478,428.15 = 21,099,036.53/x
  3. Step 3: Cross multiply
    55,651,927.02x = 83,478,428.15 × 21,099,036.53
  4. Step 4: Simplify right side
    55,651,927.02x = 1,761,314,404,480,942.75
  5. Step 5: Solve for x
    x = 1,761,314,404,480,942.75/55,651,927.02
  6. Step 6: Final answer
    x = 31,648,758.61

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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.