Home / 22,457,999.70-33,686,999.55-21,828,143.70

Finding the Fourth Proportional to 22,457,999.70, 33,686,999.55 and 21,828,143.70

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Solution

The fourth proportional to 22,457,999.70, 33,686,999.55 and 21,828,143.70 is: 32,742,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,457,999.70 : 33,686,999.55 = 21,828,143.70 : x
  2. Step 2: Convert to fraction form
    22,457,999.70/33,686,999.55 = 21,828,143.70/x
  3. Step 3: Cross multiply
    22,457,999.70x = 33,686,999.55 × 21,828,143.70
  4. Step 4: Simplify right side
    22,457,999.70x = 735,324,666,999,235.25
  5. Step 5: Solve for x
    x = 735,324,666,999,235.25/22,457,999.70
  6. Step 6: Final answer
    x = 32,742,215.55

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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.