Home / 13,122,410.68-19,684,643.64-3,537,642.52

Finding the Fourth Proportional to 13,122,410.68, 19,684,643.64 and 3,537,642.52

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Solution

The fourth proportional to 13,122,410.68, 19,684,643.64 and 3,537,642.52 is: 5,306,740.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,410.68 : 19,684,643.64 = 3,537,642.52 : x
  2. Step 2: Convert to fraction form
    13,122,410.68/19,684,643.64 = 3,537,642.52/x
  3. Step 3: Cross multiply
    13,122,410.68x = 19,684,643.64 × 3,537,642.52
  4. Step 4: Simplify right side
    13,122,410.68x = 69,637,232,331,911.58
  5. Step 5: Solve for x
    x = 69,637,232,331,911.58/13,122,410.68
  6. Step 6: Final answer
    x = 5,306,740.81

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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.