Home / 12,492,938.98-17,239,540.46-6,910,852.47

Finding the Fourth Proportional to 12,492,938.98, 17,239,540.46 and 6,910,852.47

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Solution

The fourth proportional to 12,492,938.98, 17,239,540.46 and 6,910,852.47 is: 9,536,580.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,492,938.98 : 17,239,540.46 = 6,910,852.47 : x
  2. Step 2: Convert to fraction form
    12,492,938.98/17,239,540.46 = 6,910,852.47/x
  3. Step 3: Cross multiply
    12,492,938.98x = 17,239,540.46 × 6,910,852.47
  4. Step 4: Simplify right side
    12,492,938.98x = 119,139,920,769,655.94
  5. Step 5: Solve for x
    x = 119,139,920,769,655.94/12,492,938.98
  6. Step 6: Final answer
    x = 9,536,580.70

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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.