Home / 13,122,411.93-19,684,645.52-3,537,643.77

Finding the Fourth Proportional to 13,122,411.93, 19,684,645.52 and 3,537,643.77

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Solution

The fourth proportional to 13,122,411.93, 19,684,645.52 and 3,537,643.77 is: 5,306,742.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,411.93 : 19,684,645.52 = 3,537,643.77 : x
  2. Step 2: Convert to fraction form
    13,122,411.93/19,684,645.52 = 3,537,643.77/x
  3. Step 3: Cross multiply
    13,122,411.93x = 19,684,645.52 × 3,537,643.77
  4. Step 4: Simplify right side
    13,122,411.93x = 69,637,263,570,798.20
  5. Step 5: Solve for x
    x = 69,637,263,570,798.20/13,122,411.93
  6. Step 6: Final answer
    x = 5,306,742.69

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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.