Home / 12,366,569.10-18,549,853.65-9,177,923.10

Finding the Fourth Proportional to 12,366,569.10, 18,549,853.65 and 9,177,923.10

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Solution

The fourth proportional to 12,366,569.10, 18,549,853.65 and 9,177,923.10 is: 13,766,884.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,366,569.10 : 18,549,853.65 = 9,177,923.10 : x
  2. Step 2: Convert to fraction form
    12,366,569.10/18,549,853.65 = 9,177,923.10/x
  3. Step 3: Cross multiply
    12,366,569.10x = 18,549,853.65 × 9,177,923.10
  4. Step 4: Simplify right side
    12,366,569.10x = 170,249,130,315,954.28
  5. Step 5: Solve for x
    x = 170,249,130,315,954.28/12,366,569.10
  6. Step 6: Final answer
    x = 13,766,884.65

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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.