Home / 30,588,803.12-42,213,584.29-16,650,666.66

Finding the Fourth Proportional to 30,588,803.12, 42,213,584.29 and 16,650,666.66

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Solution

The fourth proportional to 30,588,803.12, 42,213,584.29 and 16,650,666.66 is: 22,978,483.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,588,803.12 : 42,213,584.29 = 16,650,666.66 : x
  2. Step 2: Convert to fraction form
    30,588,803.12/42,213,584.29 = 16,650,666.66/x
  3. Step 3: Cross multiply
    30,588,803.12x = 42,213,584.29 × 16,650,666.66
  4. Step 4: Simplify right side
    30,588,803.12x = 702,884,320,536,602.75
  5. Step 5: Solve for x
    x = 702,884,320,536,602.75/30,588,803.12
  6. Step 6: Final answer
    x = 22,978,483.92

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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.