Home / 8,254,702.09-12,382,036.63-2,190,041.71

Finding the Fourth Proportional to 8,254,702.09, 12,382,036.63 and 2,190,041.71

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Solution

The fourth proportional to 8,254,702.09, 12,382,036.63 and 2,190,041.71 is: 3,285,058.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254,702.09 : 12,382,036.63 = 2,190,041.71 : x
  2. Step 2: Convert to fraction form
    8,254,702.09/12,382,036.63 = 2,190,041.71/x
  3. Step 3: Cross multiply
    8,254,702.09x = 12,382,036.63 × 2,190,041.71
  4. Step 4: Simplify right side
    8,254,702.09x = 27,117,176,674,447.84
  5. Step 5: Solve for x
    x = 27,117,176,674,447.84/8,254,702.09
  6. Step 6: Final answer
    x = 3,285,058.19

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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.