Home / 30,405,909.02-41,959,946.47-16,466,943.54

Finding the Fourth Proportional to 30,405,909.02, 41,959,946.47 and 16,466,943.54

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Solution

The fourth proportional to 30,405,909.02, 41,959,946.47 and 16,466,943.54 is: 22,724,269.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,405,909.02 : 41,959,946.47 = 16,466,943.54 : x
  2. Step 2: Convert to fraction form
    30,405,909.02/41,959,946.47 = 16,466,943.54/x
  3. Step 3: Cross multiply
    30,405,909.02x = 41,959,946.47 × 16,466,943.54
  4. Step 4: Simplify right side
    30,405,909.02x = 690,952,069,609,970.25
  5. Step 5: Solve for x
    x = 690,952,069,609,970.25/30,405,909.02
  6. Step 6: Final answer
    x = 22,724,269.46

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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.