Home / 51,537,230.56-77,249,157.36-21,228,559.84

Finding the Fourth Proportional to 51,537,230.56, 77,249,157.36 and 21,228,559.84

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Solution

The fourth proportional to 51,537,230.56, 77,249,157.36 and 21,228,559.84 is: 31,819,489.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,537,230.56 : 77,249,157.36 = 21,228,559.84 : x
  2. Step 2: Convert to fraction form
    51,537,230.56/77,249,157.36 = 21,228,559.84/x
  3. Step 3: Cross multiply
    51,537,230.56x = 77,249,157.36 × 21,228,559.84
  4. Step 4: Simplify right side
    51,537,230.56x = 1,639,888,359,606,336.50
  5. Step 5: Solve for x
    x = 1,639,888,359,606,336.50/51,537,230.56
  6. Step 6: Final answer
    x = 31,819,489.36

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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.