Home / 9,784,869.20-14,670,305.40-4,389,102.80

Finding the Fourth Proportional to 9,784,869.20, 14,670,305.40 and 4,389,102.80

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Solution

The fourth proportional to 9,784,869.20, 14,670,305.40 and 4,389,102.80 is: 6,580,515.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784,869.20 : 14,670,305.40 = 4,389,102.80 : x
  2. Step 2: Convert to fraction form
    9,784,869.20/14,670,305.40 = 4,389,102.80/x
  3. Step 3: Cross multiply
    9,784,869.20x = 14,670,305.40 × 4,389,102.80
  4. Step 4: Simplify right side
    9,784,869.20x = 64,389,478,507,995.12
  5. Step 5: Solve for x
    x = 64,389,478,507,995.12/9,784,869.20
  6. Step 6: Final answer
    x = 6,580,515.00

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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.