Home / 10,136,598.22-13,988,394.18-5,490,267.66

Finding the Fourth Proportional to 10,136,598.22, 13,988,394.18 and 5,490,267.66

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Solution

The fourth proportional to 10,136,598.22, 13,988,394.18 and 5,490,267.66 is: 7,576,509.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136,598.22 : 13,988,394.18 = 5,490,267.66 : x
  2. Step 2: Convert to fraction form
    10,136,598.22/13,988,394.18 = 5,490,267.66/x
  3. Step 3: Cross multiply
    10,136,598.22x = 13,988,394.18 × 5,490,267.66
  4. Step 4: Simplify right side
    10,136,598.22x = 76,800,028,181,786.22
  5. Step 5: Solve for x
    x = 76,800,028,181,786.22/10,136,598.22
  6. Step 6: Final answer
    x = 7,576,509.05

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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.