Home / 4,128,567.40-6,192,851.10-4,128,567.40

Finding the Fourth Proportional to 4,128,567.40, 6,192,851.10 and 4,128,567.40

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Solution

The fourth proportional to 4,128,567.40, 6,192,851.10 and 4,128,567.40 is: 6,192,851.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128,567.40 : 6,192,851.10 = 4,128,567.40 : x
  2. Step 2: Convert to fraction form
    4,128,567.40/6,192,851.10 = 4,128,567.40/x
  3. Step 3: Cross multiply
    4,128,567.40x = 6,192,851.10 × 4,128,567.40
  4. Step 4: Simplify right side
    4,128,567.40x = 25,567,603,164,514.14
  5. Step 5: Solve for x
    x = 25,567,603,164,514.14/4,128,567.40
  6. Step 6: Final answer
    x = 6,192,851.10

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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.