Home / 4,676,803.30-7,009,956.15-1,980,669.70

Finding the Fourth Proportional to 4,676,803.30, 7,009,956.15 and 1,980,669.70

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Solution

The fourth proportional to 4,676,803.30, 7,009,956.15 and 1,980,669.70 is: 2,968,781.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676,803.30 : 7,009,956.15 = 1,980,669.70 : x
  2. Step 2: Convert to fraction form
    4,676,803.30/7,009,956.15 = 1,980,669.70/x
  3. Step 3: Cross multiply
    4,676,803.30x = 7,009,956.15 × 1,980,669.70
  4. Step 4: Simplify right side
    4,676,803.30x = 13,884,407,744,633.66
  5. Step 5: Solve for x
    x = 13,884,407,744,633.66/4,676,803.30
  6. Step 6: Final answer
    x = 2,968,781.63

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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.