Home / 8,642,897.74-12,960,508.38-4,598,533.32

Finding the Fourth Proportional to 8,642,897.74, 12,960,508.38 and 4,598,533.32

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Solution

The fourth proportional to 8,642,897.74, 12,960,508.38 and 4,598,533.32 is: 6,895,757.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,642,897.74 : 12,960,508.38 = 4,598,533.32 : x
  2. Step 2: Convert to fraction form
    8,642,897.74/12,960,508.38 = 4,598,533.32/x
  3. Step 3: Cross multiply
    8,642,897.74x = 12,960,508.38 × 4,598,533.32
  4. Step 4: Simplify right side
    8,642,897.74x = 59,599,329,563,722.82
  5. Step 5: Solve for x
    x = 59,599,329,563,722.82/8,642,897.74
  6. Step 6: Final answer
    x = 6,895,757.81

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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.