Home / 12,357,746.10-18,536,619.15-8,316,170.10

Finding the Fourth Proportional to 12,357,746.10, 18,536,619.15 and 8,316,170.10

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Solution

The fourth proportional to 12,357,746.10, 18,536,619.15 and 8,316,170.10 is: 12,474,255.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,357,746.10 : 18,536,619.15 = 8,316,170.10 : x
  2. Step 2: Convert to fraction form
    12,357,746.10/18,536,619.15 = 8,316,170.10/x
  3. Step 3: Cross multiply
    12,357,746.10x = 18,536,619.15 × 8,316,170.10
  4. Step 4: Simplify right side
    12,357,746.10x = 154,153,677,930,317.41
  5. Step 5: Solve for x
    x = 154,153,677,930,317.41/12,357,746.10
  6. Step 6: Final answer
    x = 12,474,255.15

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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.