Home / 14,429,277.03-19,912,421.50-7,813,876.89

Finding the Fourth Proportional to 14,429,277.03, 19,912,421.50 and 7,813,876.89

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Solution

The fourth proportional to 14,429,277.03, 19,912,421.50 and 7,813,876.89 is: 10,783,160.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429,277.03 : 19,912,421.50 = 7,813,876.89 : x
  2. Step 2: Convert to fraction form
    14,429,277.03/19,912,421.50 = 7,813,876.89/x
  3. Step 3: Cross multiply
    14,429,277.03x = 19,912,421.50 × 7,813,876.89
  4. Step 4: Simplify right side
    14,429,277.03x = 155,593,210,213,035.50
  5. Step 5: Solve for x
    x = 155,593,210,213,035.50/14,429,277.03
  6. Step 6: Final answer
    x = 10,783,160.51

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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.