Home / 60,660,851-90,991,276.50-20,271,335

Finding the Fourth Proportional to 60,660,851, 90,991,276.50 and 20,271,335

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Solution

The fourth proportional to 60,660,851, 90,991,276.50 and 20,271,335 is: 30,407,002.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,660,851 : 90,991,276.50 = 20,271,335 : x
  2. Step 2: Convert to fraction form
    60,660,851/90,991,276.50 = 20,271,335/x
  3. Step 3: Cross multiply
    60,660,851x = 90,991,276.50 × 20,271,335
  4. Step 4: Simplify right side
    60,660,851x = 1,844,514,648,009,127.50
  5. Step 5: Solve for x
    x = 1,844,514,648,009,127.50/60,660,851
  6. Step 6: Final answer
    x = 30,407,002.50

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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.