Home / 8,968,303.80-13,449,831.30-3,210,370.20

Finding the Fourth Proportional to 8,968,303.80, 13,449,831.30 and 3,210,370.20

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Solution

The fourth proportional to 8,968,303.80, 13,449,831.30 and 3,210,370.20 is: 4,814,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968,303.80 : 13,449,831.30 = 3,210,370.20 : x
  2. Step 2: Convert to fraction form
    8,968,303.80/13,449,831.30 = 3,210,370.20/x
  3. Step 3: Cross multiply
    8,968,303.80x = 13,449,831.30 × 3,210,370.20
  4. Step 4: Simplify right side
    8,968,303.80x = 43,178,937,600,547.27
  5. Step 5: Solve for x
    x = 43,178,937,600,547.27/8,968,303.80
  6. Step 6: Final answer
    x = 4,814,615.85

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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.