Home / 19,776,000.60-29,664,000.90-19,440,077.40

Finding the Fourth Proportional to 19,776,000.60, 29,664,000.90 and 19,440,077.40

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Solution

The fourth proportional to 19,776,000.60, 29,664,000.90 and 19,440,077.40 is: 29,160,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,776,000.60 : 29,664,000.90 = 19,440,077.40 : x
  2. Step 2: Convert to fraction form
    19,776,000.60/29,664,000.90 = 19,440,077.40/x
  3. Step 3: Cross multiply
    19,776,000.60x = 29,664,000.90 × 19,440,077.40
  4. Step 4: Simplify right side
    19,776,000.60x = 576,670,473,489,669.62
  5. Step 5: Solve for x
    x = 576,670,473,489,669.62/19,776,000.60
  6. Step 6: Final answer
    x = 29,160,116.10

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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.