Home / 8,043,769.80-12,089,274.30-7,004,507.40

Finding the Fourth Proportional to 8,043,769.80, 12,089,274.30 and 7,004,507.40

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Solution

The fourth proportional to 8,043,769.80, 12,089,274.30 and 7,004,507.40 is: 10,527,329.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043,769.80 : 12,089,274.30 = 7,004,507.40 : x
  2. Step 2: Convert to fraction form
    8,043,769.80/12,089,274.30 = 7,004,507.40/x
  3. Step 3: Cross multiply
    8,043,769.80x = 12,089,274.30 × 7,004,507.40
  4. Step 4: Simplify right side
    8,043,769.80x = 84,679,411,294,979.83
  5. Step 5: Solve for x
    x = 84,679,411,294,979.83/8,043,769.80
  6. Step 6: Final answer
    x = 10,527,329.03

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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.