Home / 6,442,440.36-9,642,632.28-4,736,131.92

Finding the Fourth Proportional to 6,442,440.36, 9,642,632.28 and 4,736,131.92

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Solution

The fourth proportional to 6,442,440.36, 9,642,632.28 and 4,736,131.92 is: 7,088,739.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,440.36 : 9,642,632.28 = 4,736,131.92 : x
  2. Step 2: Convert to fraction form
    6,442,440.36/9,642,632.28 = 4,736,131.92/x
  3. Step 3: Cross multiply
    6,442,440.36x = 9,642,632.28 × 4,736,131.92
  4. Step 4: Simplify right side
    6,442,440.36x = 45,668,778,534,130.38
  5. Step 5: Solve for x
    x = 45,668,778,534,130.38/6,442,440.36
  6. Step 6: Final answer
    x = 7,088,739.05

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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.