Home / 10,047,741.60-15,071,612.40-9,963,760.80

Finding the Fourth Proportional to 10,047,741.60, 15,071,612.40 and 9,963,760.80

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Solution

The fourth proportional to 10,047,741.60, 15,071,612.40 and 9,963,760.80 is: 14,945,641.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,047,741.60 : 15,071,612.40 = 9,963,760.80 : x
  2. Step 2: Convert to fraction form
    10,047,741.60/15,071,612.40 = 9,963,760.80/x
  3. Step 3: Cross multiply
    10,047,741.60x = 15,071,612.40 × 9,963,760.80
  4. Step 4: Simplify right side
    10,047,741.60x = 150,169,940,823,913.94
  5. Step 5: Solve for x
    x = 150,169,940,823,913.94/10,047,741.60
  6. Step 6: Final answer
    x = 14,945,641.20

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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.