Home / 7,047,712.80-10,555,822.80-5,788,000.80

Finding the Fourth Proportional to 7,047,712.80, 10,555,822.80 and 5,788,000.80

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Solution

The fourth proportional to 7,047,712.80, 10,555,822.80 and 5,788,000.80 is: 8,669,069.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,712.80 : 10,555,822.80 = 5,788,000.80 : x
  2. Step 2: Convert to fraction form
    7,047,712.80/10,555,822.80 = 5,788,000.80/x
  3. Step 3: Cross multiply
    7,047,712.80x = 10,555,822.80 × 5,788,000.80
  4. Step 4: Simplify right side
    7,047,712.80x = 61,097,110,811,058.24
  5. Step 5: Solve for x
    x = 61,097,110,811,058.24/7,047,712.80
  6. Step 6: Final answer
    x = 8,669,069.32

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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.