Home / 20,444,048.65-30,671,988.81-6,610,712.32

Finding the Fourth Proportional to 20,444,048.65, 30,671,988.81 and 6,610,712.32

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Solution

The fourth proportional to 20,444,048.65, 30,671,988.81 and 6,610,712.32 is: 9,917,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,444,048.65 : 30,671,988.81 = 6,610,712.32 : x
  2. Step 2: Convert to fraction form
    20,444,048.65/30,671,988.81 = 6,610,712.32/x
  3. Step 3: Cross multiply
    20,444,048.65x = 30,671,988.81 × 6,610,712.32
  4. Step 4: Simplify right side
    20,444,048.65x = 202,763,694,305,169.12
  5. Step 5: Solve for x
    x = 202,763,694,305,169.12/20,444,048.65
  6. Step 6: Final answer
    x = 9,917,981.40

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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.