Home / 11,470,123.98-15,820,710.30-7,548,630.75

Finding the Fourth Proportional to 11,470,123.98, 15,820,710.30 and 7,548,630.75

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Solution

The fourth proportional to 11,470,123.98, 15,820,710.30 and 7,548,630.75 is: 10,411,805.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470,123.98 : 15,820,710.30 = 7,548,630.75 : x
  2. Step 2: Convert to fraction form
    11,470,123.98/15,820,710.30 = 7,548,630.75/x
  3. Step 3: Cross multiply
    11,470,123.98x = 15,820,710.30 × 7,548,630.75
  4. Step 4: Simplify right side
    11,470,123.98x = 119,424,700,257,421.73
  5. Step 5: Solve for x
    x = 119,424,700,257,421.73/11,470,123.98
  6. Step 6: Final answer
    x = 10,411,805.53

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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.