Home / 38,136,703.01-52,629,248.95-20,733,114.69

Finding the Fourth Proportional to 38,136,703.01, 52,629,248.95 and 20,733,114.69

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Solution

The fourth proportional to 38,136,703.01, 52,629,248.95 and 20,733,114.69 is: 28,612,023.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,136,703.01 : 52,629,248.95 = 20,733,114.69 : x
  2. Step 2: Convert to fraction form
    38,136,703.01/52,629,248.95 = 20,733,114.69/x
  3. Step 3: Cross multiply
    38,136,703.01x = 52,629,248.95 × 20,733,114.69
  4. Step 4: Simplify right side
    38,136,703.01x = 1,091,168,254,477,079.38
  5. Step 5: Solve for x
    x = 1,091,168,254,477,079.38/38,136,703.01
  6. Step 6: Final answer
    x = 28,612,023.81

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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.