Home / 25,905,715.14-38,870,707.17-12,767,971.05

Finding the Fourth Proportional to 25,905,715.14, 38,870,707.17 and 12,767,971.05

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Solution

The fourth proportional to 25,905,715.14, 38,870,707.17 and 12,767,971.05 is: 19,157,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,905,715.14 : 38,870,707.17 = 12,767,971.05 : x
  2. Step 2: Convert to fraction form
    25,905,715.14/38,870,707.17 = 12,767,971.05/x
  3. Step 3: Cross multiply
    25,905,715.14x = 38,870,707.17 × 12,767,971.05
  4. Step 4: Simplify right side
    25,905,715.14x = 496,300,063,887,467.31
  5. Step 5: Solve for x
    x = 496,300,063,887,467.31/25,905,715.14
  6. Step 6: Final answer
    x = 19,157,937.20

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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.