Home / 27,479,463.32-37,920,178.94-15,255,533

Finding the Fourth Proportional to 27,479,463.32, 37,920,178.94 and 15,255,533

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Solution

The fourth proportional to 27,479,463.32, 37,920,178.94 and 15,255,533 is: 21,051,813.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,479,463.32 : 37,920,178.94 = 15,255,533 : x
  2. Step 2: Convert to fraction form
    27,479,463.32/37,920,178.94 = 15,255,533/x
  3. Step 3: Cross multiply
    27,479,463.32x = 37,920,178.94 × 15,255,533
  4. Step 4: Simplify right side
    27,479,463.32x = 578,492,541,185,075
  5. Step 5: Solve for x
    x = 578,492,541,185,075/27,479,463.32
  6. Step 6: Final answer
    x = 21,051,813.66

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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.