Home / 51,975,118.02-77,962,464.54-13,113,661.08

Finding the Fourth Proportional to 51,975,118.02, 77,962,464.54 and 13,113,661.08

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Solution

The fourth proportional to 51,975,118.02, 77,962,464.54 and 13,113,661.08 is: 19,670,438.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975,118.02 : 77,962,464.54 = 13,113,661.08 : x
  2. Step 2: Convert to fraction form
    51,975,118.02/77,962,464.54 = 13,113,661.08/x
  3. Step 3: Cross multiply
    51,975,118.02x = 77,962,464.54 × 13,113,661.08
  4. Step 4: Simplify right side
    51,975,118.02x = 1,022,373,336,939,078.25
  5. Step 5: Solve for x
    x = 1,022,373,336,939,078.25/51,975,118.02
  6. Step 6: Final answer
    x = 19,670,438.01

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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.