Home / 15,572,289.85-21,333,680.16-14,990,082.37

Finding the Fourth Proportional to 15,572,289.85, 21,333,680.16 and 14,990,082.37

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Solution

The fourth proportional to 15,572,289.85, 21,333,680.16 and 14,990,082.37 is: 20,536,069.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,572,289.85 : 21,333,680.16 = 14,990,082.37 : x
  2. Step 2: Convert to fraction form
    15,572,289.85/21,333,680.16 = 14,990,082.37/x
  3. Step 3: Cross multiply
    15,572,289.85x = 21,333,680.16 × 14,990,082.37
  4. Step 4: Simplify right side
    15,572,289.85x = 319,793,622,744,087.75
  5. Step 5: Solve for x
    x = 319,793,622,744,087.75/15,572,289.85
  6. Step 6: Final answer
    x = 20,536,069.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.