Home / 13,089,924-19,637,013.06-3,868,832.16

Finding the Fourth Proportional to 13,089,924, 19,637,013.06 and 3,868,832.16

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Solution

The fourth proportional to 13,089,924, 19,637,013.06 and 3,868,832.16 is: 5,803,876.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,089,924 : 19,637,013.06 = 3,868,832.16 : x
  2. Step 2: Convert to fraction form
    13,089,924/19,637,013.06 = 3,868,832.16/x
  3. Step 3: Cross multiply
    13,089,924x = 19,637,013.06 × 3,868,832.16
  4. Step 4: Simplify right side
    13,089,924x = 75,972,307,652,868
  5. Step 5: Solve for x
    x = 75,972,307,652,868/13,089,924
  6. Step 6: Final answer
    x = 5,803,876.91

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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.