Home / 13,303,368.70-19,960,301.85-5,214,967.90

Finding the Fourth Proportional to 13,303,368.70, 19,960,301.85 and 5,214,967.90

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Solution

The fourth proportional to 13,303,368.70, 19,960,301.85 and 5,214,967.90 is: 7,824,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,368.70 : 19,960,301.85 = 5,214,967.90 : x
  2. Step 2: Convert to fraction form
    13,303,368.70/19,960,301.85 = 5,214,967.90/x
  3. Step 3: Cross multiply
    13,303,368.70x = 19,960,301.85 × 5,214,967.90
  4. Step 4: Simplify right side
    13,303,368.70x = 104,092,333,422,060.62
  5. Step 5: Solve for x
    x = 104,092,333,422,060.62/13,303,368.70
  6. Step 6: Final answer
    x = 7,824,509.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.