Home / 21,860,477.20-32,762,722.20-16,786,637.20

Finding the Fourth Proportional to 21,860,477.20, 32,762,722.20 and 16,786,637.20

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Solution

The fourth proportional to 21,860,477.20, 32,762,722.20 and 16,786,637.20 is: 25,158,459.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,860,477.20 : 32,762,722.20 = 16,786,637.20 : x
  2. Step 2: Convert to fraction form
    21,860,477.20/32,762,722.20 = 16,786,637.20/x
  3. Step 3: Cross multiply
    21,860,477.20x = 32,762,722.20 × 16,786,637.20
  4. Step 4: Simplify right side
    21,860,477.20x = 549,975,931,255,785.81
  5. Step 5: Solve for x
    x = 549,975,931,255,785.81/21,860,477.20
  6. Step 6: Final answer
    x = 25,158,459.54

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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.