Home / 12,627,510.92-17,430,703.80-8,276,877.44

Finding the Fourth Proportional to 12,627,510.92, 17,430,703.80 and 8,276,877.44

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Solution

The fourth proportional to 12,627,510.92, 17,430,703.80 and 8,276,877.44 is: 11,425,196.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627,510.92 : 17,430,703.80 = 8,276,877.44 : x
  2. Step 2: Convert to fraction form
    12,627,510.92/17,430,703.80 = 8,276,877.44/x
  3. Step 3: Cross multiply
    12,627,510.92x = 17,430,703.80 × 8,276,877.44
  4. Step 4: Simplify right side
    12,627,510.92x = 144,271,799,045,542.28
  5. Step 5: Solve for x
    x = 144,271,799,045,542.28/12,627,510.92
  6. Step 6: Final answer
    x = 11,425,196.93

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1.5x scale

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.