Home / 28,314,529.83-39,072,925.80-16,715,829.60

Finding the Fourth Proportional to 28,314,529.83, 39,072,925.80 and 16,715,829.60

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Solution

The fourth proportional to 28,314,529.83, 39,072,925.80 and 16,715,829.60 is: 23,067,180.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,314,529.83 : 39,072,925.80 = 16,715,829.60 : x
  2. Step 2: Convert to fraction form
    28,314,529.83/39,072,925.80 = 16,715,829.60/x
  3. Step 3: Cross multiply
    28,314,529.83x = 39,072,925.80 × 16,715,829.60
  4. Step 4: Simplify right side
    28,314,529.83x = 653,136,369,646,243.62
  5. Step 5: Solve for x
    x = 653,136,369,646,243.62/28,314,529.83
  6. Step 6: Final answer
    x = 23,067,180.47

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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.