Home / 15,758,226.84-21,756,472.02-9,885,910.41

Finding the Fourth Proportional to 15,758,226.84, 21,756,472.02 and 9,885,910.41

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Solution

The fourth proportional to 15,758,226.84, 21,756,472.02 and 9,885,910.41 is: 13,648,904.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,758,226.84 : 21,756,472.02 = 9,885,910.41 : x
  2. Step 2: Convert to fraction form
    15,758,226.84/21,756,472.02 = 9,885,910.41/x
  3. Step 3: Cross multiply
    15,758,226.84x = 21,756,472.02 × 9,885,910.41
  4. Step 4: Simplify right side
    15,758,226.84x = 215,082,533,227,391.72
  5. Step 5: Solve for x
    x = 215,082,533,227,391.72/15,758,226.84
  6. Step 6: Final answer
    x = 13,648,904.50

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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.