Home / 14,328,053.80-21,492,080.70-12,461,813.80

Finding the Fourth Proportional to 14,328,053.80, 21,492,080.70 and 12,461,813.80

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Solution

The fourth proportional to 14,328,053.80, 21,492,080.70 and 12,461,813.80 is: 18,692,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328,053.80 : 21,492,080.70 = 12,461,813.80 : x
  2. Step 2: Convert to fraction form
    14,328,053.80/21,492,080.70 = 12,461,813.80/x
  3. Step 3: Cross multiply
    14,328,053.80x = 21,492,080.70 × 12,461,813.80
  4. Step 4: Simplify right side
    14,328,053.80x = 267,830,307,857,973.66
  5. Step 5: Solve for x
    x = 267,830,307,857,973.66/14,328,053.80
  6. Step 6: Final answer
    x = 18,692,720.70

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1.5x scale

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.