Home / 20,736,048.60-31,104,072.90-14,241,533.40

Finding the Fourth Proportional to 20,736,048.60, 31,104,072.90 and 14,241,533.40

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Solution

The fourth proportional to 20,736,048.60, 31,104,072.90 and 14,241,533.40 is: 21,362,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,048.60 : 31,104,072.90 = 14,241,533.40 : x
  2. Step 2: Convert to fraction form
    20,736,048.60/31,104,072.90 = 14,241,533.40/x
  3. Step 3: Cross multiply
    20,736,048.60x = 31,104,072.90 × 14,241,533.40
  4. Step 4: Simplify right side
    20,736,048.60x = 442,969,693,081,384.88
  5. Step 5: Solve for x
    x = 442,969,693,081,384.88/20,736,048.60
  6. Step 6: Final answer
    x = 21,362,300.10

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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.