Home / 13,524,492-20,287,918.80-3,427,113.36

Finding the Fourth Proportional to 13,524,492, 20,287,918.80 and 3,427,113.36

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Solution

The fourth proportional to 13,524,492, 20,287,918.80 and 3,427,113.36 is: 5,140,969.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524,492 : 20,287,918.80 = 3,427,113.36 : x
  2. Step 2: Convert to fraction form
    13,524,492/20,287,918.80 = 3,427,113.36/x
  3. Step 3: Cross multiply
    13,524,492x = 20,287,918.80 × 3,427,113.36
  4. Step 4: Simplify right side
    13,524,492x = 69,528,997,566,075.16
  5. Step 5: Solve for x
    x = 69,528,997,566,075.16/13,524,492
  6. Step 6: Final answer
    x = 5,140,969.26

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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.