Home / 11,555,210.12-15,946,180.02-6,398,571.51

Finding the Fourth Proportional to 11,555,210.12, 15,946,180.02 and 6,398,571.51

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Solution

The fourth proportional to 11,555,210.12, 15,946,180.02 and 6,398,571.51 is: 8,830,023.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,210.12 : 15,946,180.02 = 6,398,571.51 : x
  2. Step 2: Convert to fraction form
    11,555,210.12/15,946,180.02 = 6,398,571.51/x
  3. Step 3: Cross multiply
    11,555,210.12x = 15,946,180.02 × 6,398,571.51
  4. Step 4: Simplify right side
    11,555,210.12x = 102,032,773,169,303.22
  5. Step 5: Solve for x
    x = 102,032,773,169,303.22/11,555,210.12
  6. Step 6: Final answer
    x = 8,830,023.18

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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.