Home / 39,841,448.16-54,979,746.72-22,199,438.72

Finding the Fourth Proportional to 39,841,448.16, 54,979,746.72 and 22,199,438.72

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Solution

The fourth proportional to 39,841,448.16, 54,979,746.72 and 22,199,438.72 is: 30,634,416.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,841,448.16 : 54,979,746.72 = 22,199,438.72 : x
  2. Step 2: Convert to fraction form
    39,841,448.16/54,979,746.72 = 22,199,438.72/x
  3. Step 3: Cross multiply
    39,841,448.16x = 54,979,746.72 × 22,199,438.72
  4. Step 4: Simplify right side
    39,841,448.16x = 1,220,519,518,151,761
  5. Step 5: Solve for x
    x = 1,220,519,518,151,761/39,841,448.16
  6. Step 6: Final answer
    x = 30,634,416.53

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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.