Home / 7,776,803.80-11,651,208.90-6,349,130.20

Finding the Fourth Proportional to 7,776,803.80, 11,651,208.90 and 6,349,130.20

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Solution

The fourth proportional to 7,776,803.80, 11,651,208.90 and 6,349,130.20 is: 9,512,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,803.80 : 11,651,208.90 = 6,349,130.20 : x
  2. Step 2: Convert to fraction form
    7,776,803.80/11,651,208.90 = 6,349,130.20/x
  3. Step 3: Cross multiply
    7,776,803.80x = 11,651,208.90 × 6,349,130.20
  4. Step 4: Simplify right side
    7,776,803.80x = 73,975,042,293,498.78
  5. Step 5: Solve for x
    x = 73,975,042,293,498.78/7,776,803.80
  6. Step 6: Final answer
    x = 9,512,268.05

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1.5x scale

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.