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Finding the Fourth Proportional to 47,326,653, 65,310,786 and 25,596,621

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Solution

The fourth proportional to 47,326,653, 65,310,786 and 25,596,621 is: 35,323,339.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,326,653 : 65,310,786 = 25,596,621 : x
  2. Step 2: Convert to fraction form
    47,326,653/65,310,786 = 25,596,621/x
  3. Step 3: Cross multiply
    47,326,653x = 65,310,786 × 25,596,621
  4. Step 4: Simplify right side
    47,326,653x = 1,671,735,436,454,106
  5. Step 5: Solve for x
    x = 1,671,735,436,454,106/47,326,653
  6. Step 6: Final answer
    x = 35,323,339.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.