Home / 13,802,981.16-19,048,189.32-8,005,200.24

Finding the Fourth Proportional to 13,802,981.16, 19,048,189.32 and 8,005,200.24

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Solution

The fourth proportional to 13,802,981.16, 19,048,189.32 and 8,005,200.24 is: 11,047,220.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,981.16 : 19,048,189.32 = 8,005,200.24 : x
  2. Step 2: Convert to fraction form
    13,802,981.16/19,048,189.32 = 8,005,200.24/x
  3. Step 3: Cross multiply
    13,802,981.16x = 19,048,189.32 × 8,005,200.24
  4. Step 4: Simplify right side
    13,802,981.16x = 152,484,569,716,029.44
  5. Step 5: Solve for x
    x = 152,484,569,716,029.44/13,802,981.16
  6. Step 6: Final answer
    x = 11,047,220.01

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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.