Home / 7,771,804.80-11,657,707.20-2,453,020.80

Finding the Fourth Proportional to 7,771,804.80, 11,657,707.20 and 2,453,020.80

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Solution

The fourth proportional to 7,771,804.80, 11,657,707.20 and 2,453,020.80 is: 3,679,531.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771,804.80 : 11,657,707.20 = 2,453,020.80 : x
  2. Step 2: Convert to fraction form
    7,771,804.80/11,657,707.20 = 2,453,020.80/x
  3. Step 3: Cross multiply
    7,771,804.80x = 11,657,707.20 × 2,453,020.80
  4. Step 4: Simplify right side
    7,771,804.80x = 28,596,598,241,909.76
  5. Step 5: Solve for x
    x = 28,596,598,241,909.76/7,771,804.80
  6. Step 6: Final answer
    x = 3,679,531.20

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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.