Home / 47,480,629.86-65,502,465.75-27,892,681.74

Finding the Fourth Proportional to 47,480,629.86, 65,502,465.75 and 27,892,681.74

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Solution

The fourth proportional to 47,480,629.86, 65,502,465.75 and 27,892,681.74 is: 38,479,679.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,480,629.86 : 65,502,465.75 = 27,892,681.74 : x
  2. Step 2: Convert to fraction form
    47,480,629.86/65,502,465.75 = 27,892,681.74/x
  3. Step 3: Cross multiply
    47,480,629.86x = 65,502,465.75 × 27,892,681.74
  4. Step 4: Simplify right side
    47,480,629.86x = 1,827,039,430,350,000.25
  5. Step 5: Solve for x
    x = 1,827,039,430,350,000.25/47,480,629.86
  6. Step 6: Final answer
    x = 38,479,679.73

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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.