Home / 16,877,838.41-23,291,488.35-9,142,880.72

Finding the Fourth Proportional to 16,877,838.41, 23,291,488.35 and 9,142,880.72

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Solution

The fourth proportional to 16,877,838.41, 23,291,488.35 and 9,142,880.72 is: 12,617,214.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877,838.41 : 23,291,488.35 = 9,142,880.72 : x
  2. Step 2: Convert to fraction form
    16,877,838.41/23,291,488.35 = 9,142,880.72/x
  3. Step 3: Cross multiply
    16,877,838.41x = 23,291,488.35 × 9,142,880.72
  4. Step 4: Simplify right side
    16,877,838.41x = 212,951,299,775,319.66
  5. Step 5: Solve for x
    x = 212,951,299,775,319.66/16,877,838.41
  6. Step 6: Final answer
    x = 12,617,214.04

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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.