Home / 14,226,984-19,633,238.88-7,788,456

Finding the Fourth Proportional to 14,226,984, 19,633,238.88 and 7,788,456

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Solution

The fourth proportional to 14,226,984, 19,633,238.88 and 7,788,456 is: 10,748,069.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226,984 : 19,633,238.88 = 7,788,456 : x
  2. Step 2: Convert to fraction form
    14,226,984/19,633,238.88 = 7,788,456/x
  3. Step 3: Cross multiply
    14,226,984x = 19,633,238.88 × 7,788,456
  4. Step 4: Simplify right side
    14,226,984x = 152,912,617,154,369.28
  5. Step 5: Solve for x
    x = 152,912,617,154,369.28/14,226,984
  6. Step 6: Final answer
    x = 10,748,069.81

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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.