Home / 21,726,885.80-32,590,328.70-9,782,949.80

Finding the Fourth Proportional to 21,726,885.80, 32,590,328.70 and 9,782,949.80

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Solution

The fourth proportional to 21,726,885.80, 32,590,328.70 and 9,782,949.80 is: 14,674,424.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,726,885.80 : 32,590,328.70 = 9,782,949.80 : x
  2. Step 2: Convert to fraction form
    21,726,885.80/32,590,328.70 = 9,782,949.80/x
  3. Step 3: Cross multiply
    21,726,885.80x = 32,590,328.70 × 9,782,949.80
  4. Step 4: Simplify right side
    21,726,885.80x = 318,829,549,637,599.25
  5. Step 5: Solve for x
    x = 318,829,549,637,599.25/21,726,885.80
  6. Step 6: Final answer
    x = 14,674,424.70

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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.