Home / 20,413,088.10-30,619,632.15-9,075,680.10

Finding the Fourth Proportional to 20,413,088.10, 30,619,632.15 and 9,075,680.10

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Solution

The fourth proportional to 20,413,088.10, 30,619,632.15 and 9,075,680.10 is: 13,613,520.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,413,088.10 : 30,619,632.15 = 9,075,680.10 : x
  2. Step 2: Convert to fraction form
    20,413,088.10/30,619,632.15 = 9,075,680.10/x
  3. Step 3: Cross multiply
    20,413,088.10x = 30,619,632.15 × 9,075,680.10
  4. Step 4: Simplify right side
    20,413,088.10x = 277,893,986,173,075.19
  5. Step 5: Solve for x
    x = 277,893,986,173,075.19/20,413,088.10
  6. Step 6: Final answer
    x = 13,613,520.15

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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.