Home / 21,888,051.70-32,832,077.55-11,810,355.70

Finding the Fourth Proportional to 21,888,051.70, 32,832,077.55 and 11,810,355.70

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Solution

The fourth proportional to 21,888,051.70, 32,832,077.55 and 11,810,355.70 is: 17,715,533.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,888,051.70 : 32,832,077.55 = 11,810,355.70 : x
  2. Step 2: Convert to fraction form
    21,888,051.70/32,832,077.55 = 11,810,355.70/x
  3. Step 3: Cross multiply
    21,888,051.70x = 32,832,077.55 × 11,810,355.70
  4. Step 4: Simplify right side
    21,888,051.70x = 387,758,514,235,484.50
  5. Step 5: Solve for x
    x = 387,758,514,235,484.50/21,888,051.70
  6. Step 6: Final answer
    x = 17,715,533.55

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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.