Home / 28,371,314.40-42,556,971.60-11,334,616.80

Finding the Fourth Proportional to 28,371,314.40, 42,556,971.60 and 11,334,616.80

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Solution

The fourth proportional to 28,371,314.40, 42,556,971.60 and 11,334,616.80 is: 17,001,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,371,314.40 : 42,556,971.60 = 11,334,616.80 : x
  2. Step 2: Convert to fraction form
    28,371,314.40/42,556,971.60 = 11,334,616.80/x
  3. Step 3: Cross multiply
    28,371,314.40x = 42,556,971.60 × 11,334,616.80
  4. Step 4: Simplify right side
    28,371,314.40x = 482,366,965,254,482.94
  5. Step 5: Solve for x
    x = 482,366,965,254,482.94/28,371,314.40
  6. Step 6: Final answer
    x = 17,001,925.20

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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.