Home / 39,927,638.51-55,100,307.14-21,592,924.01

Finding the Fourth Proportional to 39,927,638.51, 55,100,307.14 and 21,592,924.01

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Solution

The fourth proportional to 39,927,638.51, 55,100,307.14 and 21,592,924.01 is: 29,798,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,927,638.51 : 55,100,307.14 = 21,592,924.01 : x
  2. Step 2: Convert to fraction form
    39,927,638.51/55,100,307.14 = 21,592,924.01/x
  3. Step 3: Cross multiply
    39,927,638.51x = 55,100,307.14 × 21,592,924.01
  4. Step 4: Simplify right side
    39,927,638.51x = 1,189,776,745,001,680.50
  5. Step 5: Solve for x
    x = 1,189,776,745,001,680.50/39,927,638.51
  6. Step 6: Final answer
    x = 29,798,324.90

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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.