Home / 54,179,392.80-74,746,277.28-30,962,064

Finding the Fourth Proportional to 54,179,392.80, 74,746,277.28 and 30,962,064

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Solution

The fourth proportional to 54,179,392.80, 74,746,277.28 and 30,962,064 is: 42,715,484.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,179,392.80 : 74,746,277.28 = 30,962,064 : x
  2. Step 2: Convert to fraction form
    54,179,392.80/74,746,277.28 = 30,962,064/x
  3. Step 3: Cross multiply
    54,179,392.80x = 74,746,277.28 × 30,962,064
  4. Step 4: Simplify right side
    54,179,392.80x = 2,314,299,020,905,106
  5. Step 5: Solve for x
    x = 2,314,299,020,905,106/54,179,392.80
  6. Step 6: Final answer
    x = 42,715,484.64

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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.