Home / 35,886,628.80-53,829,943.20-21,553,905.60

Finding the Fourth Proportional to 35,886,628.80, 53,829,943.20 and 21,553,905.60

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Solution

The fourth proportional to 35,886,628.80, 53,829,943.20 and 21,553,905.60 is: 32,330,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,886,628.80 : 53,829,943.20 = 21,553,905.60 : x
  2. Step 2: Convert to fraction form
    35,886,628.80/53,829,943.20 = 21,553,905.60/x
  3. Step 3: Cross multiply
    35,886,628.80x = 53,829,943.20 × 21,553,905.60
  4. Step 4: Simplify right side
    35,886,628.80x = 1,160,245,514,186,162
  5. Step 5: Solve for x
    x = 1,160,245,514,186,162/35,886,628.80
  6. Step 6: Final answer
    x = 32,330,858.40

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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.