Home / 53,506,660.78-73,839,569.79-29,060,374.78

Finding the Fourth Proportional to 53,506,660.78, 73,839,569.79 and 29,060,374.78

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Solution

The fourth proportional to 53,506,660.78, 73,839,569.79 and 29,060,374.78 is: 40,103,522.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,506,660.78 : 73,839,569.79 = 29,060,374.78 : x
  2. Step 2: Convert to fraction form
    53,506,660.78/73,839,569.79 = 29,060,374.78/x
  3. Step 3: Cross multiply
    53,506,660.78x = 73,839,569.79 × 29,060,374.78
  4. Step 4: Simplify right side
    53,506,660.78x = 2,145,805,571,691,366.25
  5. Step 5: Solve for x
    x = 2,145,805,571,691,366.25/53,506,660.78
  6. Step 6: Final answer
    x = 40,103,522.45

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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.