Home / 25,623,852.30-38,416,095.45-12,853,521.90

Finding the Fourth Proportional to 25,623,852.30, 38,416,095.45 and 12,853,521.90

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Solution

The fourth proportional to 25,623,852.30, 38,416,095.45 and 12,853,521.90 is: 19,270,409.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,623,852.30 : 38,416,095.45 = 12,853,521.90 : x
  2. Step 2: Convert to fraction form
    25,623,852.30/38,416,095.45 = 12,853,521.90/x
  3. Step 3: Cross multiply
    25,623,852.30x = 38,416,095.45 × 12,853,521.90
  4. Step 4: Simplify right side
    25,623,852.30x = 493,782,124,179,065.44
  5. Step 5: Solve for x
    x = 493,782,124,179,065.44/25,623,852.30
  6. Step 6: Final answer
    x = 19,270,409.40

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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.