Home / 19,254,016.06-28,880,801.64-4,681,018.09

Finding the Fourth Proportional to 19,254,016.06, 28,880,801.64 and 4,681,018.09

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Solution

The fourth proportional to 19,254,016.06, 28,880,801.64 and 4,681,018.09 is: 7,021,473.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254,016.06 : 28,880,801.64 = 4,681,018.09 : x
  2. Step 2: Convert to fraction form
    19,254,016.06/28,880,801.64 = 4,681,018.09/x
  3. Step 3: Cross multiply
    19,254,016.06x = 28,880,801.64 × 4,681,018.09
  4. Step 4: Simplify right side
    19,254,016.06x = 135,191,554,930,541.67
  5. Step 5: Solve for x
    x = 135,191,554,930,541.67/19,254,016.06
  6. Step 6: Final answer
    x = 7,021,473.05

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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.