Home / 22,985,718.40-34,478,577.60-21,044,828.80

Finding the Fourth Proportional to 22,985,718.40, 34,478,577.60 and 21,044,828.80

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Solution

The fourth proportional to 22,985,718.40, 34,478,577.60 and 21,044,828.80 is: 31,567,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,985,718.40 : 34,478,577.60 = 21,044,828.80 : x
  2. Step 2: Convert to fraction form
    22,985,718.40/34,478,577.60 = 21,044,828.80/x
  3. Step 3: Cross multiply
    22,985,718.40x = 34,478,577.60 × 21,044,828.80
  4. Step 4: Simplify right side
    22,985,718.40x = 725,595,762,859,514.88
  5. Step 5: Solve for x
    x = 725,595,762,859,514.88/22,985,718.40
  6. Step 6: Final answer
    x = 31,567,243.20

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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.