Home / 8,805,651.40-13,208,477.10-8,112,809.80

Finding the Fourth Proportional to 8,805,651.40, 13,208,477.10 and 8,112,809.80

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Solution

The fourth proportional to 8,805,651.40, 13,208,477.10 and 8,112,809.80 is: 12,169,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805,651.40 : 13,208,477.10 = 8,112,809.80 : x
  2. Step 2: Convert to fraction form
    8,805,651.40/13,208,477.10 = 8,112,809.80/x
  3. Step 3: Cross multiply
    8,805,651.40x = 13,208,477.10 × 8,112,809.80
  4. Step 4: Simplify right side
    8,805,651.40x = 107,157,862,459,955.58
  5. Step 5: Solve for x
    x = 107,157,862,459,955.58/8,805,651.40
  6. Step 6: Final answer
    x = 12,169,214.70

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Similar ratio
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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.