Home / 20,139,066.15-30,208,599.23-5,762,602.95

Finding the Fourth Proportional to 20,139,066.15, 30,208,599.23 and 5,762,602.95

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Solution

The fourth proportional to 20,139,066.15, 30,208,599.23 and 5,762,602.95 is: 8,643,904.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,139,066.15 : 30,208,599.23 = 5,762,602.95 : x
  2. Step 2: Convert to fraction form
    20,139,066.15/30,208,599.23 = 5,762,602.95/x
  3. Step 3: Cross multiply
    20,139,066.15x = 30,208,599.23 × 5,762,602.95
  4. Step 4: Simplify right side
    20,139,066.15x = 174,080,163,009,352.72
  5. Step 5: Solve for x
    x = 174,080,163,009,352.72/20,139,066.15
  6. Step 6: Final answer
    x = 8,643,904.43

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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.