Home / 28,371,957.75-39,153,345.44-16,148,814.75

Finding the Fourth Proportional to 28,371,957.75, 39,153,345.44 and 16,148,814.75

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Solution

The fourth proportional to 28,371,957.75, 39,153,345.44 and 16,148,814.75 is: 22,285,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,371,957.75 : 39,153,345.44 = 16,148,814.75 : x
  2. Step 2: Convert to fraction form
    28,371,957.75/39,153,345.44 = 16,148,814.75/x
  3. Step 3: Cross multiply
    28,371,957.75x = 39,153,345.44 × 16,148,814.75
  4. Step 4: Simplify right side
    28,371,957.75x = 632,280,122,272,573.25
  5. Step 5: Solve for x
    x = 632,280,122,272,573.25/28,371,957.75
  6. Step 6: Final answer
    x = 22,285,389.25

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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.