Home / 18,851,680.08-28,277,478.28-5,018,642.26

Finding the Fourth Proportional to 18,851,680.08, 28,277,478.28 and 5,018,642.26

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Solution

The fourth proportional to 18,851,680.08, 28,277,478.28 and 5,018,642.26 is: 7,527,952.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,851,680.08 : 28,277,478.28 = 5,018,642.26 : x
  2. Step 2: Convert to fraction form
    18,851,680.08/28,277,478.28 = 5,018,642.26/x
  3. Step 3: Cross multiply
    18,851,680.08x = 28,277,478.28 × 5,018,642.26
  4. Step 4: Simplify right side
    18,851,680.08x = 141,914,547,477,146.88
  5. Step 5: Solve for x
    x = 141,914,547,477,146.88/18,851,680.08
  6. Step 6: Final answer
    x = 7,527,952.25

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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.