Home / 7,968,053.50-11,952,123.99-1,984,421.50

Finding the Fourth Proportional to 7,968,053.50, 11,952,123.99 and 1,984,421.50

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Solution

The fourth proportional to 7,968,053.50, 11,952,123.99 and 1,984,421.50 is: 2,976,643.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968,053.50 : 11,952,123.99 = 1,984,421.50 : x
  2. Step 2: Convert to fraction form
    7,968,053.50/11,952,123.99 = 1,984,421.50/x
  3. Step 3: Cross multiply
    7,968,053.50x = 11,952,123.99 × 1,984,421.50
  4. Step 4: Simplify right side
    7,968,053.50x = 23,718,051,816,421.79
  5. Step 5: Solve for x
    x = 23,718,051,816,421.79/7,968,053.50
  6. Step 6: Final answer
    x = 2,976,643.14

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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.