Home / 18,753,980.24-28,130,812.33-14,658,746.01

Finding the Fourth Proportional to 18,753,980.24, 28,130,812.33 and 14,658,746.01

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Solution

The fourth proportional to 18,753,980.24, 28,130,812.33 and 14,658,746.01 is: 21,987,995.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,753,980.24 : 28,130,812.33 = 14,658,746.01 : x
  2. Step 2: Convert to fraction form
    18,753,980.24/28,130,812.33 = 14,658,746.01/x
  3. Step 3: Cross multiply
    18,753,980.24x = 28,130,812.33 × 14,658,746.01
  4. Step 4: Simplify right side
    18,753,980.24x = 412,362,432,997,479.56
  5. Step 5: Solve for x
    x = 412,362,432,997,479.56/18,753,980.24
  6. Step 6: Final answer
    x = 21,987,995.50

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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.