Home / 30,985,368.35-46,478,052.53-13,979,256.35

Finding the Fourth Proportional to 30,985,368.35, 46,478,052.53 and 13,979,256.35

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Solution

The fourth proportional to 30,985,368.35, 46,478,052.53 and 13,979,256.35 is: 20,968,884.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,985,368.35 : 46,478,052.53 = 13,979,256.35 : x
  2. Step 2: Convert to fraction form
    30,985,368.35/46,478,052.53 = 13,979,256.35/x
  3. Step 3: Cross multiply
    30,985,368.35x = 46,478,052.53 × 13,979,256.35
  4. Step 4: Simplify right side
    30,985,368.35x = 649,728,610,895,739.75
  5. Step 5: Solve for x
    x = 649,728,610,895,739.75/30,985,368.35
  6. Step 6: Final answer
    x = 20,968,884.53

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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.