Home / 46,672,638.40-70,008,957.60-40,290,097.60

Finding the Fourth Proportional to 46,672,638.40, 70,008,957.60 and 40,290,097.60

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Solution

The fourth proportional to 46,672,638.40, 70,008,957.60 and 40,290,097.60 is: 60,435,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,672,638.40 : 70,008,957.60 = 40,290,097.60 : x
  2. Step 2: Convert to fraction form
    46,672,638.40/70,008,957.60 = 40,290,097.60/x
  3. Step 3: Cross multiply
    46,672,638.40x = 70,008,957.60 × 40,290,097.60
  4. Step 4: Simplify right side
    46,672,638.40x = 2,820,667,734,578,261.50
  5. Step 5: Solve for x
    x = 2,820,667,734,578,261.50/46,672,638.40
  6. Step 6: Final answer
    x = 60,435,146.40

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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.