Home / 30,522,655.34-42,121,254.65-16,772,505.20

Finding the Fourth Proportional to 30,522,655.34, 42,121,254.65 and 16,772,505.20

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Solution

The fourth proportional to 30,522,655.34, 42,121,254.65 and 16,772,505.20 is: 23,146,051.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,522,655.34 : 42,121,254.65 = 16,772,505.20 : x
  2. Step 2: Convert to fraction form
    30,522,655.34/42,121,254.65 = 16,772,505.20/x
  3. Step 3: Cross multiply
    30,522,655.34x = 42,121,254.65 × 16,772,505.20
  4. Step 4: Simplify right side
    30,522,655.34x = 706,478,962,353,180.50
  5. Step 5: Solve for x
    x = 706,478,962,353,180.50/30,522,655.34
  6. Step 6: Final answer
    x = 23,146,051.83

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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.