Home / 7,842,152.52-10,820,996.47-4,403,729.25

Finding the Fourth Proportional to 7,842,152.52, 10,820,996.47 and 4,403,729.25

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Solution

The fourth proportional to 7,842,152.52, 10,820,996.47 and 4,403,729.25 is: 6,076,487.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,842,152.52 : 10,820,996.47 = 4,403,729.25 : x
  2. Step 2: Convert to fraction form
    7,842,152.52/10,820,996.47 = 4,403,729.25/x
  3. Step 3: Cross multiply
    7,842,152.52x = 10,820,996.47 × 4,403,729.25
  4. Step 4: Simplify right side
    7,842,152.52x = 47,652,738,669,085.75
  5. Step 5: Solve for x
    x = 47,652,738,669,085.75/7,842,152.52
  6. Step 6: Final answer
    x = 6,076,487.11

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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.