Home / 12,834,416.02-19,238,669.70-8,045,468.41

Finding the Fourth Proportional to 12,834,416.02, 19,238,669.70 and 8,045,468.41

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Solution

The fourth proportional to 12,834,416.02, 19,238,669.70 and 8,045,468.41 is: 12,060,081.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834,416.02 : 19,238,669.70 = 8,045,468.41 : x
  2. Step 2: Convert to fraction form
    12,834,416.02/19,238,669.70 = 8,045,468.41/x
  3. Step 3: Cross multiply
    12,834,416.02x = 19,238,669.70 × 8,045,468.41
  4. Step 4: Simplify right side
    12,834,416.02x = 154,784,109,321,774.19
  5. Step 5: Solve for x
    x = 154,784,109,321,774.19/12,834,416.02
  6. Step 6: Final answer
    x = 12,060,081.98

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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.