Home / 13,009,895.42-19,513,071.63-3,424,471.26

Finding the Fourth Proportional to 13,009,895.42, 19,513,071.63 and 3,424,471.26

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Solution

The fourth proportional to 13,009,895.42, 19,513,071.63 and 3,424,471.26 is: 5,136,240.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,009,895.42 : 19,513,071.63 = 3,424,471.26 : x
  2. Step 2: Convert to fraction form
    13,009,895.42/19,513,071.63 = 3,424,471.26/x
  3. Step 3: Cross multiply
    13,009,895.42x = 19,513,071.63 × 3,424,471.26
  4. Step 4: Simplify right side
    13,009,895.42x = 66,821,952,991,256.34
  5. Step 5: Solve for x
    x = 66,821,952,991,256.34/13,009,895.42
  6. Step 6: Final answer
    x = 5,136,240.59

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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.