Home / 64,723,311.20-97,084,966.80-39,325,858.40

Finding the Fourth Proportional to 64,723,311.20, 97,084,966.80 and 39,325,858.40

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Solution

The fourth proportional to 64,723,311.20, 97,084,966.80 and 39,325,858.40 is: 58,988,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,723,311.20 : 97,084,966.80 = 39,325,858.40 : x
  2. Step 2: Convert to fraction form
    64,723,311.20/97,084,966.80 = 39,325,858.40/x
  3. Step 3: Cross multiply
    64,723,311.20x = 97,084,966.80 × 39,325,858.40
  4. Step 4: Simplify right side
    64,723,311.20x = 3,817,949,657,145,501
  5. Step 5: Solve for x
    x = 3,817,949,657,145,501/64,723,311.20
  6. Step 6: Final answer
    x = 58,988,787.60

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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.