Home / 34,107,590.40-47,067,904.08-18,637,318.32

Finding the Fourth Proportional to 34,107,590.40, 47,067,904.08 and 18,637,318.32

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Solution

The fourth proportional to 34,107,590.40, 47,067,904.08 and 18,637,318.32 is: 25,719,187.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,107,590.40 : 47,067,904.08 = 18,637,318.32 : x
  2. Step 2: Convert to fraction form
    34,107,590.40/47,067,904.08 = 18,637,318.32/x
  3. Step 3: Cross multiply
    34,107,590.40x = 47,067,904.08 × 18,637,318.32
  4. Step 4: Simplify right side
    34,107,590.40x = 877,219,510,994,186.75
  5. Step 5: Solve for x
    x = 877,219,510,994,186.75/34,107,590.40
  6. Step 6: Final answer
    x = 25,719,187.45

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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.