Home / 60,988,150.40-91,462,825.92-20,038,150.98

Finding the Fourth Proportional to 60,988,150.40, 91,462,825.92 and 20,038,150.98

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Solution

The fourth proportional to 60,988,150.40, 91,462,825.92 and 20,038,150.98 is: 30,050,852.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,988,150.40 : 91,462,825.92 = 20,038,150.98 : x
  2. Step 2: Convert to fraction form
    60,988,150.40/91,462,825.92 = 20,038,150.98/x
  3. Step 3: Cross multiply
    60,988,150.40x = 91,462,825.92 × 20,038,150.98
  4. Step 4: Simplify right side
    60,988,150.40x = 1,832,745,914,842,417.50
  5. Step 5: Solve for x
    x = 1,832,745,914,842,417.50/60,988,150.40
  6. Step 6: Final answer
    x = 30,050,852.55

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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.