Home / 21,774,487.28-30,033,493.95-14,329,777.35

Finding the Fourth Proportional to 21,774,487.28, 30,033,493.95 and 14,329,777.35

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Solution

The fourth proportional to 21,774,487.28, 30,033,493.95 and 14,329,777.35 is: 19,765,024.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,774,487.28 : 30,033,493.95 = 14,329,777.35 : x
  2. Step 2: Convert to fraction form
    21,774,487.28/30,033,493.95 = 14,329,777.35/x
  3. Step 3: Cross multiply
    21,774,487.28x = 30,033,493.95 × 14,329,777.35
  4. Step 4: Simplify right side
    21,774,487.28x = 430,373,281,274,423.12
  5. Step 5: Solve for x
    x = 430,373,281,274,423.12/21,774,487.28
  6. Step 6: Final answer
    x = 19,765,024.81

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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.