Home / 12,877,430.10-19,316,145.15-3,293,558.70

Finding the Fourth Proportional to 12,877,430.10, 19,316,145.15 and 3,293,558.70

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Solution

The fourth proportional to 12,877,430.10, 19,316,145.15 and 3,293,558.70 is: 4,940,338.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,877,430.10 : 19,316,145.15 = 3,293,558.70 : x
  2. Step 2: Convert to fraction form
    12,877,430.10/19,316,145.15 = 3,293,558.70/x
  3. Step 3: Cross multiply
    12,877,430.10x = 19,316,145.15 × 3,293,558.70
  4. Step 4: Simplify right side
    12,877,430.10x = 63,618,857,909,245.30
  5. Step 5: Solve for x
    x = 63,618,857,909,245.30/12,877,430.10
  6. Step 6: Final answer
    x = 4,940,338.05

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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.