Home / 38,099,655.59-52,578,967.20-21,354,701.85

Finding the Fourth Proportional to 38,099,655.59, 52,578,967.20 and 21,354,701.85

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Solution

The fourth proportional to 38,099,655.59, 52,578,967.20 and 21,354,701.85 is: 29,470,297.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,099,655.59 : 52,578,967.20 = 21,354,701.85 : x
  2. Step 2: Convert to fraction form
    38,099,655.59/52,578,967.20 = 21,354,701.85/x
  3. Step 3: Cross multiply
    38,099,655.59x = 52,578,967.20 × 21,354,701.85
  4. Step 4: Simplify right side
    38,099,655.59x = 1,122,808,168,136,929.50
  5. Step 5: Solve for x
    x = 1,122,808,168,136,929.50/38,099,655.59
  6. Step 6: Final answer
    x = 29,470,297.06

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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.