Home / 36,830,404.20-55,245,606.30-31,161,700.20

Finding the Fourth Proportional to 36,830,404.20, 55,245,606.30 and 31,161,700.20

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Solution

The fourth proportional to 36,830,404.20, 55,245,606.30 and 31,161,700.20 is: 46,742,550.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,830,404.20 : 55,245,606.30 = 31,161,700.20 : x
  2. Step 2: Convert to fraction form
    36,830,404.20/55,245,606.30 = 31,161,700.20/x
  3. Step 3: Cross multiply
    36,830,404.20x = 55,245,606.30 × 31,161,700.20
  4. Step 4: Simplify right side
    36,830,404.20x = 1,721,547,020,887,831.25
  5. Step 5: Solve for x
    x = 1,721,547,020,887,831.25/36,830,404.20
  6. Step 6: Final answer
    x = 46,742,550.30

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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.