Home / 25,287,420.04-34,896,642.96-13,684,986.52

Finding the Fourth Proportional to 25,287,420.04, 34,896,642.96 and 13,684,986.52

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Solution

The fourth proportional to 25,287,420.04, 34,896,642.96 and 13,684,986.52 is: 18,885,283.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,287,420.04 : 34,896,642.96 = 13,684,986.52 : x
  2. Step 2: Convert to fraction form
    25,287,420.04/34,896,642.96 = 13,684,986.52/x
  3. Step 3: Cross multiply
    25,287,420.04x = 34,896,642.96 × 13,684,986.52
  4. Step 4: Simplify right side
    25,287,420.04x = 477,560,088,500,852.88
  5. Step 5: Solve for x
    x = 477,560,088,500,852.88/25,287,420.04
  6. Step 6: Final answer
    x = 18,885,283.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.