Home / 13,868,770.98-19,137,864.66-7,756,018.50

Finding the Fourth Proportional to 13,868,770.98, 19,137,864.66 and 7,756,018.50

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Solution

The fourth proportional to 13,868,770.98, 19,137,864.66 and 7,756,018.50 is: 10,702,724.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868,770.98 : 19,137,864.66 = 7,756,018.50 : x
  2. Step 2: Convert to fraction form
    13,868,770.98/19,137,864.66 = 7,756,018.50/x
  3. Step 3: Cross multiply
    13,868,770.98x = 19,137,864.66 × 7,756,018.50
  4. Step 4: Simplify right side
    13,868,770.98x = 148,433,632,353,456.22
  5. Step 5: Solve for x
    x = 148,433,632,353,456.22/13,868,770.98
  6. Step 6: Final answer
    x = 10,702,724.31

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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.