Home / 19,278,330.48-28,899,117.48-6,492,255.60

Finding the Fourth Proportional to 19,278,330.48, 28,899,117.48 and 6,492,255.60

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Solution

The fourth proportional to 19,278,330.48, 28,899,117.48 and 6,492,255.60 is: 9,732,194.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,278,330.48 : 28,899,117.48 = 6,492,255.60 : x
  2. Step 2: Convert to fraction form
    19,278,330.48/28,899,117.48 = 6,492,255.60/x
  3. Step 3: Cross multiply
    19,278,330.48x = 28,899,117.48 × 6,492,255.60
  4. Step 4: Simplify right side
    19,278,330.48x = 187,620,457,294,587.88
  5. Step 5: Solve for x
    x = 187,620,457,294,587.88/19,278,330.48
  6. Step 6: Final answer
    x = 9,732,194.26

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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.