Home / 12,075,929.70-18,113,894.55-8,044,851.30

Finding the Fourth Proportional to 12,075,929.70, 18,113,894.55 and 8,044,851.30

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Solution

The fourth proportional to 12,075,929.70, 18,113,894.55 and 8,044,851.30 is: 12,067,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,075,929.70 : 18,113,894.55 = 8,044,851.30 : x
  2. Step 2: Convert to fraction form
    12,075,929.70/18,113,894.55 = 8,044,851.30/x
  3. Step 3: Cross multiply
    12,075,929.70x = 18,113,894.55 × 8,044,851.30
  4. Step 4: Simplify right side
    12,075,929.70x = 145,723,588,118,630.41
  5. Step 5: Solve for x
    x = 145,723,588,118,630.41/12,075,929.70
  6. Step 6: Final answer
    x = 12,067,276.95

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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.