Home / 22,714,290.40-34,071,435.60-21,071,999.20

Finding the Fourth Proportional to 22,714,290.40, 34,071,435.60 and 21,071,999.20

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Solution

The fourth proportional to 22,714,290.40, 34,071,435.60 and 21,071,999.20 is: 31,607,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,714,290.40 : 34,071,435.60 = 21,071,999.20 : x
  2. Step 2: Convert to fraction form
    22,714,290.40/34,071,435.60 = 21,071,999.20/x
  3. Step 3: Cross multiply
    22,714,290.40x = 34,071,435.60 × 21,071,999.20
  4. Step 4: Simplify right side
    22,714,290.40x = 717,953,263,706,051.50
  5. Step 5: Solve for x
    x = 717,953,263,706,051.50/22,714,290.40
  6. Step 6: Final answer
    x = 31,607,998.80

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1.5x scale

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.