Home / 18,343,335-25,339,702.92-14,696,468.76

Finding the Fourth Proportional to 18,343,335, 25,339,702.92 and 14,696,468.76

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Solution

The fourth proportional to 18,343,335, 25,339,702.92 and 14,696,468.76 is: 20,301,878.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,343,335 : 25,339,702.92 = 14,696,468.76 : x
  2. Step 2: Convert to fraction form
    18,343,335/25,339,702.92 = 14,696,468.76/x
  3. Step 3: Cross multiply
    18,343,335x = 25,339,702.92 × 14,696,468.76
  4. Step 4: Simplify right side
    18,343,335x = 372,404,152,351,460.81
  5. Step 5: Solve for x
    x = 372,404,152,351,460.81/18,343,335
  6. Step 6: Final answer
    x = 20,301,878.17

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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.