Home / 22,720,904.88-31,357,539.32-12,798,114.16

Finding the Fourth Proportional to 22,720,904.88, 31,357,539.32 and 12,798,114.16

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Solution

The fourth proportional to 22,720,904.88, 31,357,539.32 and 12,798,114.16 is: 17,662,913.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,720,904.88 : 31,357,539.32 = 12,798,114.16 : x
  2. Step 2: Convert to fraction form
    22,720,904.88/31,357,539.32 = 12,798,114.16/x
  3. Step 3: Cross multiply
    22,720,904.88x = 31,357,539.32 × 12,798,114.16
  4. Step 4: Simplify right side
    22,720,904.88x = 401,317,367,994,048.75
  5. Step 5: Solve for x
    x = 401,317,367,994,048.75/22,720,904.88
  6. Step 6: Final answer
    x = 17,662,913.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.