Home / 13,208,056.80-19,812,085.20-13,208,056.80

Finding the Fourth Proportional to 13,208,056.80, 19,812,085.20 and 13,208,056.80

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Solution

The fourth proportional to 13,208,056.80, 19,812,085.20 and 13,208,056.80 is: 19,812,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,056.80 : 19,812,085.20 = 13,208,056.80 : x
  2. Step 2: Convert to fraction form
    13,208,056.80/19,812,085.20 = 13,208,056.80/x
  3. Step 3: Cross multiply
    13,208,056.80x = 19,812,085.20 × 13,208,056.80
  4. Step 4: Simplify right side
    13,208,056.80x = 261,679,146,648,039.38
  5. Step 5: Solve for x
    x = 261,679,146,648,039.38/13,208,056.80
  6. Step 6: Final answer
    x = 19,812,085.20

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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.