Home / 40,130,427.60-60,195,641.40-28,877,000.40

Finding the Fourth Proportional to 40,130,427.60, 60,195,641.40 and 28,877,000.40

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Solution

The fourth proportional to 40,130,427.60, 60,195,641.40 and 28,877,000.40 is: 43,315,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,130,427.60 : 60,195,641.40 = 28,877,000.40 : x
  2. Step 2: Convert to fraction form
    40,130,427.60/60,195,641.40 = 28,877,000.40/x
  3. Step 3: Cross multiply
    40,130,427.60x = 60,195,641.40 × 28,877,000.40
  4. Step 4: Simplify right side
    40,130,427.60x = 1,738,269,560,786,056.50
  5. Step 5: Solve for x
    x = 1,738,269,560,786,056.50/40,130,427.60
  6. Step 6: Final answer
    x = 43,315,500.60

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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.