Home / 9,346,920.40-14,024,317.20-5,090,143.60

Finding the Fourth Proportional to 9,346,920.40, 14,024,317.20 and 5,090,143.60

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Solution

The fourth proportional to 9,346,920.40, 14,024,317.20 and 5,090,143.60 is: 7,637,359.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346,920.40 : 14,024,317.20 = 5,090,143.60 : x
  2. Step 2: Convert to fraction form
    9,346,920.40/14,024,317.20 = 5,090,143.60/x
  3. Step 3: Cross multiply
    9,346,920.40x = 14,024,317.20 × 5,090,143.60
  4. Step 4: Simplify right side
    9,346,920.40x = 71,385,788,439,949.91
  5. Step 5: Solve for x
    x = 71,385,788,439,949.91/9,346,920.40
  6. Step 6: Final answer
    x = 7,637,359.19

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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.