Home / 8,734,029.47-12,053,008.75-5,065,121.46

Finding the Fourth Proportional to 8,734,029.47, 12,053,008.75 and 5,065,121.46

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Solution

The fourth proportional to 8,734,029.47, 12,053,008.75 and 5,065,121.46 is: 6,989,895.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,734,029.47 : 12,053,008.75 = 5,065,121.46 : x
  2. Step 2: Convert to fraction form
    8,734,029.47/12,053,008.75 = 5,065,121.46/x
  3. Step 3: Cross multiply
    8,734,029.47x = 12,053,008.75 × 5,065,121.46
  4. Step 4: Simplify right side
    8,734,029.47x = 61,049,953,333,468.98
  5. Step 5: Solve for x
    x = 61,049,953,333,468.98/8,734,029.47
  6. Step 6: Final answer
    x = 6,989,895.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.