Home / 39,365,445.20-59,092,404.60-30,429,611.60

Finding the Fourth Proportional to 39,365,445.20, 59,092,404.60 and 30,429,611.60

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Solution

The fourth proportional to 39,365,445.20, 59,092,404.60 and 30,429,611.60 is: 45,678,612.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,365,445.20 : 59,092,404.60 = 30,429,611.60 : x
  2. Step 2: Convert to fraction form
    39,365,445.20/59,092,404.60 = 30,429,611.60/x
  3. Step 3: Cross multiply
    39,365,445.20x = 59,092,404.60 × 30,429,611.60
  4. Step 4: Simplify right side
    39,365,445.20x = 1,798,158,920,488,053.50
  5. Step 5: Solve for x
    x = 1,798,158,920,488,053.50/39,365,445.20
  6. Step 6: Final answer
    x = 45,678,612.58

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1.5x scale

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.