Home / 9,886,029.20-14,829,043.80-7,762,662.80

Finding the Fourth Proportional to 9,886,029.20, 14,829,043.80 and 7,762,662.80

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Solution

The fourth proportional to 9,886,029.20, 14,829,043.80 and 7,762,662.80 is: 11,643,994.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886,029.20 : 14,829,043.80 = 7,762,662.80 : x
  2. Step 2: Convert to fraction form
    9,886,029.20/14,829,043.80 = 7,762,662.80/x
  3. Step 3: Cross multiply
    9,886,029.20x = 14,829,043.80 × 7,762,662.80
  4. Step 4: Simplify right side
    9,886,029.20x = 115,112,866,665,830.64
  5. Step 5: Solve for x
    x = 115,112,866,665,830.64/9,886,029.20
  6. Step 6: Final answer
    x = 11,643,994.20

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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.