Home / 19,580,030.06-27,018,857.34-11,320,622.25

Finding the Fourth Proportional to 19,580,030.06, 27,018,857.34 and 11,320,622.25

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Solution

The fourth proportional to 19,580,030.06, 27,018,857.34 and 11,320,622.25 is: 15,621,542.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580,030.06 : 27,018,857.34 = 11,320,622.25 : x
  2. Step 2: Convert to fraction form
    19,580,030.06/27,018,857.34 = 11,320,622.25/x
  3. Step 3: Cross multiply
    19,580,030.06x = 27,018,857.34 × 11,320,622.25
  4. Step 4: Simplify right side
    19,580,030.06x = 305,870,277,572,779.81
  5. Step 5: Solve for x
    x = 305,870,277,572,779.81/19,580,030.06
  6. Step 6: Final answer
    x = 15,621,542.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.