Home / 9,966,112.80-14,949,169.20-4,927,264.80

Finding the Fourth Proportional to 9,966,112.80, 14,949,169.20 and 4,927,264.80

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Solution

The fourth proportional to 9,966,112.80, 14,949,169.20 and 4,927,264.80 is: 7,390,897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,112.80 : 14,949,169.20 = 4,927,264.80 : x
  2. Step 2: Convert to fraction form
    9,966,112.80/14,949,169.20 = 4,927,264.80/x
  3. Step 3: Cross multiply
    9,966,112.80x = 14,949,169.20 × 4,927,264.80
  4. Step 4: Simplify right side
    9,966,112.80x = 73,658,515,188,404.16
  5. Step 5: Solve for x
    x = 73,658,515,188,404.16/9,966,112.80
  6. Step 6: Final answer
    x = 7,390,897.20

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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.