Home / 53,736,282.20-74,156,089.38-30,531,439.64

Finding the Fourth Proportional to 53,736,282.20, 74,156,089.38 and 30,531,439.64

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Solution

The fourth proportional to 53,736,282.20, 74,156,089.38 and 30,531,439.64 is: 42,133,398.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,736,282.20 : 74,156,089.38 = 30,531,439.64 : x
  2. Step 2: Convert to fraction form
    53,736,282.20/74,156,089.38 = 30,531,439.64/x
  3. Step 3: Cross multiply
    53,736,282.20x = 74,156,089.38 × 30,531,439.64
  4. Step 4: Simplify right side
    53,736,282.20x = 2,264,092,166,843,915
  5. Step 5: Solve for x
    x = 2,264,092,166,843,915/53,736,282.20
  6. Step 6: Final answer
    x = 42,133,398.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.