Home / 35,178,877.60-52,762,786.80-12,456,522.40

Finding the Fourth Proportional to 35,178,877.60, 52,762,786.80 and 12,456,522.40

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Solution

The fourth proportional to 35,178,877.60, 52,762,786.80 and 12,456,522.40 is: 18,682,825.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,178,877.60 : 52,762,786.80 = 12,456,522.40 : x
  2. Step 2: Convert to fraction form
    35,178,877.60/52,762,786.80 = 12,456,522.40/x
  3. Step 3: Cross multiply
    35,178,877.60x = 52,762,786.80 × 12,456,522.40
  4. Step 4: Simplify right side
    35,178,877.60x = 657,240,835,660,624.25
  5. Step 5: Solve for x
    x = 657,240,835,660,624.25/35,178,877.60
  6. Step 6: Final answer
    x = 18,682,825.62

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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.