Home / 14,530,047.40-21,795,071.10-12,962,405.80

Finding the Fourth Proportional to 14,530,047.40, 21,795,071.10 and 12,962,405.80

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Solution

The fourth proportional to 14,530,047.40, 21,795,071.10 and 12,962,405.80 is: 19,443,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,530,047.40 : 21,795,071.10 = 12,962,405.80 : x
  2. Step 2: Convert to fraction form
    14,530,047.40/21,795,071.10 = 12,962,405.80/x
  3. Step 3: Cross multiply
    14,530,047.40x = 21,795,071.10 × 12,962,405.80
  4. Step 4: Simplify right side
    14,530,047.40x = 282,516,556,038,052.44
  5. Step 5: Solve for x
    x = 282,516,556,038,052.44/14,530,047.40
  6. Step 6: Final answer
    x = 19,443,608.70

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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.