Home / 11,018,703.60-16,528,055.40-7,617,481.20

Finding the Fourth Proportional to 11,018,703.60, 16,528,055.40 and 7,617,481.20

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Solution

The fourth proportional to 11,018,703.60, 16,528,055.40 and 7,617,481.20 is: 11,426,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018,703.60 : 16,528,055.40 = 7,617,481.20 : x
  2. Step 2: Convert to fraction form
    11,018,703.60/16,528,055.40 = 7,617,481.20/x
  3. Step 3: Cross multiply
    11,018,703.60x = 16,528,055.40 × 7,617,481.20
  4. Step 4: Simplify right side
    11,018,703.60x = 125,902,151,282,058.48
  5. Step 5: Solve for x
    x = 125,902,151,282,058.48/11,018,703.60
  6. Step 6: Final answer
    x = 11,426,221.80

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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.