Home / 9,966,039.40-14,949,059.10-7,446,615.40

Finding the Fourth Proportional to 9,966,039.40, 14,949,059.10 and 7,446,615.40

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Solution

The fourth proportional to 9,966,039.40, 14,949,059.10 and 7,446,615.40 is: 11,169,923.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,039.40 : 14,949,059.10 = 7,446,615.40 : x
  2. Step 2: Convert to fraction form
    9,966,039.40/14,949,059.10 = 7,446,615.40/x
  3. Step 3: Cross multiply
    9,966,039.40x = 14,949,059.10 × 7,446,615.40
  4. Step 4: Simplify right side
    9,966,039.40x = 111,319,893,709,570.14
  5. Step 5: Solve for x
    x = 111,319,893,709,570.14/9,966,039.40
  6. Step 6: Final answer
    x = 11,169,923.10

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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.