Home / 18,657,310.17-25,745,956.95-10,284,313.74

Finding the Fourth Proportional to 18,657,310.17, 25,745,956.95 and 10,284,313.74

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Solution

The fourth proportional to 18,657,310.17, 25,745,956.95 and 10,284,313.74 is: 14,191,729.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,657,310.17 : 25,745,956.95 = 10,284,313.74 : x
  2. Step 2: Convert to fraction form
    18,657,310.17/25,745,956.95 = 10,284,313.74/x
  3. Step 3: Cross multiply
    18,657,310.17x = 25,745,956.95 × 10,284,313.74
  4. Step 4: Simplify right side
    18,657,310.17x = 264,779,498,810,333.50
  5. Step 5: Solve for x
    x = 264,779,498,810,333.50/18,657,310.17
  6. Step 6: Final answer
    x = 14,191,729.48

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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.