Home / 19,072,061.60-28,608,092.40-11,009,904.80

Finding the Fourth Proportional to 19,072,061.60, 28,608,092.40 and 11,009,904.80

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Solution

The fourth proportional to 19,072,061.60, 28,608,092.40 and 11,009,904.80 is: 16,514,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072,061.60 : 28,608,092.40 = 11,009,904.80 : x
  2. Step 2: Convert to fraction form
    19,072,061.60/28,608,092.40 = 11,009,904.80/x
  3. Step 3: Cross multiply
    19,072,061.60x = 28,608,092.40 × 11,009,904.80
  4. Step 4: Simplify right side
    19,072,061.60x = 314,972,373,833,603.50
  5. Step 5: Solve for x
    x = 314,972,373,833,603.50/19,072,061.60
  6. Step 6: Final answer
    x = 16,514,857.20

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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.