Home / 12,698,671.41-17,524,308.56-7,472,834.91

Finding the Fourth Proportional to 12,698,671.41, 17,524,308.56 and 7,472,834.91

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Solution

The fourth proportional to 12,698,671.41, 17,524,308.56 and 7,472,834.91 is: 10,312,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,698,671.41 : 17,524,308.56 = 7,472,834.91 : x
  2. Step 2: Convert to fraction form
    12,698,671.41/17,524,308.56 = 7,472,834.91/x
  3. Step 3: Cross multiply
    12,698,671.41x = 17,524,308.56 × 7,472,834.91
  4. Step 4: Simplify right side
    12,698,671.41x = 130,956,264,743,415.66
  5. Step 5: Solve for x
    x = 130,956,264,743,415.66/12,698,671.41
  6. Step 6: Final answer
    x = 10,312,595.74

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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.