Home / 30,156,258.72-45,202,895.27-14,782,261.08

Finding the Fourth Proportional to 30,156,258.72, 45,202,895.27 and 14,782,261.08

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Solution

The fourth proportional to 30,156,258.72, 45,202,895.27 and 14,782,261.08 is: 22,157,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,156,258.72 : 45,202,895.27 = 14,782,261.08 : x
  2. Step 2: Convert to fraction form
    30,156,258.72/45,202,895.27 = 14,782,261.08/x
  3. Step 3: Cross multiply
    30,156,258.72x = 45,202,895.27 × 14,782,261.08
  4. Step 4: Simplify right side
    30,156,258.72x = 668,200,999,604,070.12
  5. Step 5: Solve for x
    x = 668,200,999,604,070.12/30,156,258.72
  6. Step 6: Final answer
    x = 22,157,954.20

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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.