Home / 60,199,868.64-90,301,675.68-28,643,973.60

Finding the Fourth Proportional to 60,199,868.64, 90,301,675.68 and 28,643,973.60

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Solution

The fourth proportional to 60,199,868.64, 90,301,675.68 and 28,643,973.60 is: 42,966,851.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,199,868.64 : 90,301,675.68 = 28,643,973.60 : x
  2. Step 2: Convert to fraction form
    60,199,868.64/90,301,675.68 = 28,643,973.60/x
  3. Step 3: Cross multiply
    60,199,868.64x = 90,301,675.68 × 28,643,973.60
  4. Step 4: Simplify right side
    60,199,868.64x = 2,586,598,814,213,682.50
  5. Step 5: Solve for x
    x = 2,586,598,814,213,682.50/60,199,868.64
  6. Step 6: Final answer
    x = 42,966,851.47

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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.