Home / 12,464,801.60-18,697,202.40-5,641,361.60

Finding the Fourth Proportional to 12,464,801.60, 18,697,202.40 and 5,641,361.60

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Solution

The fourth proportional to 12,464,801.60, 18,697,202.40 and 5,641,361.60 is: 8,462,042.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,801.60 : 18,697,202.40 = 5,641,361.60 : x
  2. Step 2: Convert to fraction form
    12,464,801.60/18,697,202.40 = 5,641,361.60/x
  3. Step 3: Cross multiply
    12,464,801.60x = 18,697,202.40 × 5,641,361.60
  4. Step 4: Simplify right side
    12,464,801.60x = 105,477,679,646,787.83
  5. Step 5: Solve for x
    x = 105,477,679,646,787.83/12,464,801.60
  6. Step 6: Final answer
    x = 8,462,042.40

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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.