Home / 14,431,612.86-19,908,075.18-8,923,226.89

Finding the Fourth Proportional to 14,431,612.86, 19,908,075.18 and 8,923,226.89

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Solution

The fourth proportional to 14,431,612.86, 19,908,075.18 and 8,923,226.89 is: 12,309,384.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,431,612.86 : 19,908,075.18 = 8,923,226.89 : x
  2. Step 2: Convert to fraction form
    14,431,612.86/19,908,075.18 = 8,923,226.89/x
  3. Step 3: Cross multiply
    14,431,612.86x = 19,908,075.18 × 8,923,226.89
  4. Step 4: Simplify right side
    14,431,612.86x = 177,644,271,774,317.59
  5. Step 5: Solve for x
    x = 177,644,271,774,317.59/14,431,612.86
  6. Step 6: Final answer
    x = 12,309,384.51

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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.