Home / 11,018,691.20-16,528,036.80-9,255,094.40

Finding the Fourth Proportional to 11,018,691.20, 16,528,036.80 and 9,255,094.40

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Solution

The fourth proportional to 11,018,691.20, 16,528,036.80 and 9,255,094.40 is: 13,882,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018,691.20 : 16,528,036.80 = 9,255,094.40 : x
  2. Step 2: Convert to fraction form
    11,018,691.20/16,528,036.80 = 9,255,094.40/x
  3. Step 3: Cross multiply
    11,018,691.20x = 16,528,036.80 × 9,255,094.40
  4. Step 4: Simplify right side
    11,018,691.20x = 152,968,540,830,673.94
  5. Step 5: Solve for x
    x = 152,968,540,830,673.94/11,018,691.20
  6. Step 6: Final answer
    x = 13,882,641.60

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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.