Home / 42,425,288.65-63,611,888.91-16,487,304.30

Finding the Fourth Proportional to 42,425,288.65, 63,611,888.91 and 16,487,304.30

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Solution

The fourth proportional to 42,425,288.65, 63,611,888.91 and 16,487,304.30 is: 24,720,835.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,425,288.65 : 63,611,888.91 = 16,487,304.30 : x
  2. Step 2: Convert to fraction form
    42,425,288.65/63,611,888.91 = 16,487,304.30/x
  3. Step 3: Cross multiply
    42,425,288.65x = 63,611,888.91 × 16,487,304.30
  4. Step 4: Simplify right side
    42,425,288.65x = 1,048,788,569,238,905.75
  5. Step 5: Solve for x
    x = 1,048,788,569,238,905.75/42,425,288.65
  6. Step 6: Final answer
    x = 24,720,835.20

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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.