Home / 13,308,468.60-19,925,378.10-12,935,220.60

Finding the Fourth Proportional to 13,308,468.60, 19,925,378.10 and 12,935,220.60

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Solution

The fourth proportional to 13,308,468.60, 19,925,378.10 and 12,935,220.60 is: 19,366,552.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,468.60 : 19,925,378.10 = 12,935,220.60 : x
  2. Step 2: Convert to fraction form
    13,308,468.60/19,925,378.10 = 12,935,220.60/x
  3. Step 3: Cross multiply
    13,308,468.60x = 19,925,378.10 × 12,935,220.60
  4. Step 4: Simplify right side
    13,308,468.60x = 257,739,161,261,908.88
  5. Step 5: Solve for x
    x = 257,739,161,261,908.88/13,308,468.60
  6. Step 6: Final answer
    x = 19,366,552.91

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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.