Home / 19,009,623.40-28,472,444.70-10,023,677.80

Finding the Fourth Proportional to 19,009,623.40, 28,472,444.70 and 10,023,677.80

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Solution

The fourth proportional to 19,009,623.40, 28,472,444.70 and 10,023,677.80 is: 15,013,375.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009,623.40 : 28,472,444.70 = 10,023,677.80 : x
  2. Step 2: Convert to fraction form
    19,009,623.40/28,472,444.70 = 10,023,677.80/x
  3. Step 3: Cross multiply
    19,009,623.40x = 28,472,444.70 × 10,023,677.80
  4. Step 4: Simplify right side
    19,009,623.40x = 285,398,611,851,117.69
  5. Step 5: Solve for x
    x = 285,398,611,851,117.69/19,009,623.40
  6. Step 6: Final answer
    x = 15,013,375.38

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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.