Home / 40,243,220.60-60,364,830.90-28,989,793.40

Finding the Fourth Proportional to 40,243,220.60, 60,364,830.90 and 28,989,793.40

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Solution

The fourth proportional to 40,243,220.60, 60,364,830.90 and 28,989,793.40 is: 43,484,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,243,220.60 : 60,364,830.90 = 28,989,793.40 : x
  2. Step 2: Convert to fraction form
    40,243,220.60/60,364,830.90 = 28,989,793.40/x
  3. Step 3: Cross multiply
    40,243,220.60x = 60,364,830.90 × 28,989,793.40
  4. Step 4: Simplify right side
    40,243,220.60x = 1,749,963,976,416,936
  5. Step 5: Solve for x
    x = 1,749,963,976,416,936/40,243,220.60
  6. Step 6: Final answer
    x = 43,484,690.10

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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.