Home / 43,308,002.60-64,962,003.90-13,015,865.60

Finding the Fourth Proportional to 43,308,002.60, 64,962,003.90 and 13,015,865.60

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Solution

The fourth proportional to 43,308,002.60, 64,962,003.90 and 13,015,865.60 is: 19,523,798.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,308,002.60 : 64,962,003.90 = 13,015,865.60 : x
  2. Step 2: Convert to fraction form
    43,308,002.60/64,962,003.90 = 13,015,865.60/x
  3. Step 3: Cross multiply
    43,308,002.60x = 64,962,003.90 × 13,015,865.60
  4. Step 4: Simplify right side
    43,308,002.60x = 845,536,711,869,075.75
  5. Step 5: Solve for x
    x = 845,536,711,869,075.75/43,308,002.60
  6. Step 6: Final answer
    x = 19,523,798.40

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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.