Home / 30,253,906.48-41,750,657.40-16,502,931.76

Finding the Fourth Proportional to 30,253,906.48, 41,750,657.40 and 16,502,931.76

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Solution

The fourth proportional to 30,253,906.48, 41,750,657.40 and 16,502,931.76 is: 22,774,191.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253,906.48 : 41,750,657.40 = 16,502,931.76 : x
  2. Step 2: Convert to fraction form
    30,253,906.48/41,750,657.40 = 16,502,931.76/x
  3. Step 3: Cross multiply
    30,253,906.48x = 41,750,657.40 × 16,502,931.76
  4. Step 4: Simplify right side
    30,253,906.48x = 689,008,250,007,339
  5. Step 5: Solve for x
    x = 689,008,250,007,339/30,253,906.48
  6. Step 6: Final answer
    x = 22,774,191.18

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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.