Home / 43,482,783.60-65,232,048.60-21,862,976.40

Finding the Fourth Proportional to 43,482,783.60, 65,232,048.60 and 21,862,976.40

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Solution

The fourth proportional to 43,482,783.60, 65,232,048.60 and 21,862,976.40 is: 32,798,423.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,482,783.60 : 65,232,048.60 = 21,862,976.40 : x
  2. Step 2: Convert to fraction form
    43,482,783.60/65,232,048.60 = 21,862,976.40/x
  3. Step 3: Cross multiply
    43,482,783.60x = 65,232,048.60 × 21,862,976.40
  4. Step 4: Simplify right side
    43,482,783.60x = 1,426,166,739,065,453
  5. Step 5: Solve for x
    x = 1,426,166,739,065,453/43,482,783.60
  6. Step 6: Final answer
    x = 32,798,423.21

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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.