Home / 19,683,602.70-29,525,404.05-12,456,005.10

Finding the Fourth Proportional to 19,683,602.70, 29,525,404.05 and 12,456,005.10

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Solution

The fourth proportional to 19,683,602.70, 29,525,404.05 and 12,456,005.10 is: 18,684,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,602.70 : 29,525,404.05 = 12,456,005.10 : x
  2. Step 2: Convert to fraction form
    19,683,602.70/29,525,404.05 = 12,456,005.10/x
  3. Step 3: Cross multiply
    19,683,602.70x = 29,525,404.05 × 12,456,005.10
  4. Step 4: Simplify right side
    19,683,602.70x = 367,768,583,426,360.62
  5. Step 5: Solve for x
    x = 367,768,583,426,360.62/19,683,602.70
  6. Step 6: Final answer
    x = 18,684,007.65

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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.