Home / 9,966,095.40-14,949,143.10-5,419,322.40

Finding the Fourth Proportional to 9,966,095.40, 14,949,143.10 and 5,419,322.40

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Solution

The fourth proportional to 9,966,095.40, 14,949,143.10 and 5,419,322.40 is: 8,128,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,095.40 : 14,949,143.10 = 5,419,322.40 : x
  2. Step 2: Convert to fraction form
    9,966,095.40/14,949,143.10 = 5,419,322.40/x
  3. Step 3: Cross multiply
    9,966,095.40x = 14,949,143.10 × 5,419,322.40
  4. Step 4: Simplify right side
    9,966,095.40x = 81,014,226,062,635.44
  5. Step 5: Solve for x
    x = 81,014,226,062,635.44/9,966,095.40
  6. Step 6: Final answer
    x = 8,128,983.60

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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.