Home / 74,860,981.20-112,291,471.80-26,346,322.80

Finding the Fourth Proportional to 74,860,981.20, 112,291,471.80 and 26,346,322.80

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Solution

The fourth proportional to 74,860,981.20, 112,291,471.80 and 26,346,322.80 is: 39,519,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,860,981.20 : 112,291,471.80 = 26,346,322.80 : x
  2. Step 2: Convert to fraction form
    74,860,981.20/112,291,471.80 = 26,346,322.80/x
  3. Step 3: Cross multiply
    74,860,981.20x = 112,291,471.80 × 26,346,322.80
  4. Step 4: Simplify right side
    74,860,981.20x = 2,958,467,363,729,897
  5. Step 5: Solve for x
    x = 2,958,467,363,729,897/74,860,981.20
  6. Step 6: Final answer
    x = 39,519,484.20

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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.