Home / 12,144,218.61-16,748,169.18-10,075,958.13

Finding the Fourth Proportional to 12,144,218.61, 16,748,169.18 and 10,075,958.13

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Solution

The fourth proportional to 12,144,218.61, 16,748,169.18 and 10,075,958.13 is: 13,895,817.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,144,218.61 : 16,748,169.18 = 10,075,958.13 : x
  2. Step 2: Convert to fraction form
    12,144,218.61/16,748,169.18 = 10,075,958.13/x
  3. Step 3: Cross multiply
    12,144,218.61x = 16,748,169.18 × 10,075,958.13
  4. Step 4: Simplify right side
    12,144,218.61x = 168,753,851,411,836.44
  5. Step 5: Solve for x
    x = 168,753,851,411,836.44/12,144,218.61
  6. Step 6: Final answer
    x = 13,895,817.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.