Home / 14,535,065.60-21,849,837.60-12,456,540.80

Finding the Fourth Proportional to 14,535,065.60, 21,849,837.60 and 12,456,540.80

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Solution

The fourth proportional to 14,535,065.60, 21,849,837.60 and 12,456,540.80 is: 18,725,295.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,535,065.60 : 21,849,837.60 = 12,456,540.80 : x
  2. Step 2: Convert to fraction form
    14,535,065.60/21,849,837.60 = 12,456,540.80/x
  3. Step 3: Cross multiply
    14,535,065.60x = 21,849,837.60 × 12,456,540.80
  4. Step 4: Simplify right side
    14,535,065.60x = 272,173,393,537,774.12
  5. Step 5: Solve for x
    x = 272,173,393,537,774.12/14,535,065.60
  6. Step 6: Final answer
    x = 18,725,295.16

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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.