Home / 50,360,543.74-69,502,128.87-28,630,459.90

Finding the Fourth Proportional to 50,360,543.74, 69,502,128.87 and 28,630,459.90

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Solution

The fourth proportional to 50,360,543.74, 69,502,128.87 and 28,630,459.90 is: 39,512,637.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,360,543.74 : 69,502,128.87 = 28,630,459.90 : x
  2. Step 2: Convert to fraction form
    50,360,543.74/69,502,128.87 = 28,630,459.90/x
  3. Step 3: Cross multiply
    50,360,543.74x = 69,502,128.87 × 28,630,459.90
  4. Step 4: Simplify right side
    50,360,543.74x = 1,989,877,913,577,167.25
  5. Step 5: Solve for x
    x = 1,989,877,913,577,167.25/50,360,543.74
  6. Step 6: Final answer
    x = 39,512,637.59

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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.