Home / 13,930,710.48-19,223,325.81-7,817,958

Finding the Fourth Proportional to 13,930,710.48, 19,223,325.81 and 7,817,958

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Solution

The fourth proportional to 13,930,710.48, 19,223,325.81 and 7,817,958 is: 10,788,190.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,930,710.48 : 19,223,325.81 = 7,817,958 : x
  2. Step 2: Convert to fraction form
    13,930,710.48/19,223,325.81 = 7,817,958/x
  3. Step 3: Cross multiply
    13,930,710.48x = 19,223,325.81 × 7,817,958
  4. Step 4: Simplify right side
    13,930,710.48x = 150,287,153,802,895.97
  5. Step 5: Solve for x
    x = 150,287,153,802,895.97/13,930,710.48
  6. Step 6: Final answer
    x = 10,788,190.17

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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.