Home / 19,043,636.63-28,537,454.05-11,254,534.07

Finding the Fourth Proportional to 19,043,636.63, 28,537,454.05 and 11,254,534.07

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Solution

The fourth proportional to 19,043,636.63, 28,537,454.05 and 11,254,534.07 is: 16,865,252.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043,636.63 : 28,537,454.05 = 11,254,534.07 : x
  2. Step 2: Convert to fraction form
    19,043,636.63/28,537,454.05 = 11,254,534.07/x
  3. Step 3: Cross multiply
    19,043,636.63x = 28,537,454.05 × 11,254,534.07
  4. Step 4: Simplify right side
    19,043,636.63x = 321,175,748,705,960.88
  5. Step 5: Solve for x
    x = 321,175,748,705,960.88/19,043,636.63
  6. Step 6: Final answer
    x = 16,865,252.95

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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.