Home / 30,559,784.40-42,178,494-17,515,787.52

Finding the Fourth Proportional to 30,559,784.40, 42,178,494 and 17,515,787.52

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Solution

The fourth proportional to 30,559,784.40, 42,178,494 and 17,515,787.52 is: 24,175,220.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,559,784.40 : 42,178,494 = 17,515,787.52 : x
  2. Step 2: Convert to fraction form
    30,559,784.40/42,178,494 = 17,515,787.52/x
  3. Step 3: Cross multiply
    30,559,784.40x = 42,178,494 × 17,515,787.52
  4. Step 4: Simplify right side
    30,559,784.40x = 738,789,538,817,594.88
  5. Step 5: Solve for x
    x = 738,789,538,817,594.88/30,559,784.40
  6. Step 6: Final answer
    x = 24,175,220.91

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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.