Home / 13,444,925.66-18,555,566.02-7,644,576.50

Finding the Fourth Proportional to 13,444,925.66, 18,555,566.02 and 7,644,576.50

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Solution

The fourth proportional to 13,444,925.66, 18,555,566.02 and 7,644,576.50 is: 10,550,407.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444,925.66 : 18,555,566.02 = 7,644,576.50 : x
  2. Step 2: Convert to fraction form
    13,444,925.66/18,555,566.02 = 7,644,576.50/x
  3. Step 3: Cross multiply
    13,444,925.66x = 18,555,566.02 × 7,644,576.50
  4. Step 4: Simplify right side
    13,444,925.66x = 141,849,443,940,690.53
  5. Step 5: Solve for x
    x = 141,849,443,940,690.53/13,444,925.66
  6. Step 6: Final answer
    x = 10,550,407.46

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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.