Home / 9,966,120.30-14,949,180.45-4,927,272.30

Finding the Fourth Proportional to 9,966,120.30, 14,949,180.45 and 4,927,272.30

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Solution

The fourth proportional to 9,966,120.30, 14,949,180.45 and 4,927,272.30 is: 7,390,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,120.30 : 14,949,180.45 = 4,927,272.30 : x
  2. Step 2: Convert to fraction form
    9,966,120.30/14,949,180.45 = 4,927,272.30/x
  3. Step 3: Cross multiply
    9,966,120.30x = 14,949,180.45 × 4,927,272.30
  4. Step 4: Simplify right side
    9,966,120.30x = 73,658,682,738,986.53
  5. Step 5: Solve for x
    x = 73,658,682,738,986.53/9,966,120.30
  6. Step 6: Final answer
    x = 7,390,908.45

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Double scale
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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.