Home / 19,394,802.50-29,092,349.55-8,609,203.76

Finding the Fourth Proportional to 19,394,802.50, 29,092,349.55 and 8,609,203.76

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Solution

The fourth proportional to 19,394,802.50, 29,092,349.55 and 8,609,203.76 is: 12,913,870.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394,802.50 : 29,092,349.55 = 8,609,203.76 : x
  2. Step 2: Convert to fraction form
    19,394,802.50/29,092,349.55 = 8,609,203.76/x
  3. Step 3: Cross multiply
    19,394,802.50x = 29,092,349.55 × 8,609,203.76
  4. Step 4: Simplify right side
    19,394,802.50x = 250,461,965,133,094.31
  5. Step 5: Solve for x
    x = 250,461,965,133,094.31/19,394,802.50
  6. Step 6: Final answer
    x = 12,913,870.36

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1.5x scale

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.