Home / 16,615,826.40-24,909,742.80-8,637,650.40

Finding the Fourth Proportional to 16,615,826.40, 24,909,742.80 and 8,637,650.40

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Solution

The fourth proportional to 16,615,826.40, 24,909,742.80 and 8,637,650.40 is: 12,949,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,615,826.40 : 24,909,742.80 = 8,637,650.40 : x
  2. Step 2: Convert to fraction form
    16,615,826.40/24,909,742.80 = 8,637,650.40/x
  3. Step 3: Cross multiply
    16,615,826.40x = 24,909,742.80 × 8,637,650.40
  4. Step 4: Simplify right side
    16,615,826.40x = 215,161,649,860,317.12
  5. Step 5: Solve for x
    x = 215,161,649,860,317.12/16,615,826.40
  6. Step 6: Final answer
    x = 12,949,199.44

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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.