Home / 51,354,159.18-77,030,461.17-12,492,977.10

Finding the Fourth Proportional to 51,354,159.18, 77,030,461.17 and 12,492,977.10

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Solution

The fourth proportional to 51,354,159.18, 77,030,461.17 and 12,492,977.10 is: 18,739,276.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,354,159.18 : 77,030,461.17 = 12,492,977.10 : x
  2. Step 2: Convert to fraction form
    51,354,159.18/77,030,461.17 = 12,492,977.10/x
  3. Step 3: Cross multiply
    51,354,159.18x = 77,030,461.17 × 12,492,977.10
  4. Step 4: Simplify right side
    51,354,159.18x = 962,339,787,399,249.25
  5. Step 5: Solve for x
    x = 962,339,787,399,249.25/51,354,159.18
  6. Step 6: Final answer
    x = 18,739,276.48

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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.