Home / 23,328,962.40-34,993,443.60-20,778,045.60

Finding the Fourth Proportional to 23,328,962.40, 34,993,443.60 and 20,778,045.60

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Solution

The fourth proportional to 23,328,962.40, 34,993,443.60 and 20,778,045.60 is: 31,167,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328,962.40 : 34,993,443.60 = 20,778,045.60 : x
  2. Step 2: Convert to fraction form
    23,328,962.40/34,993,443.60 = 20,778,045.60/x
  3. Step 3: Cross multiply
    23,328,962.40x = 34,993,443.60 × 20,778,045.60
  4. Step 4: Simplify right side
    23,328,962.40x = 727,095,366,821,828.25
  5. Step 5: Solve for x
    x = 727,095,366,821,828.25/23,328,962.40
  6. Step 6: Final answer
    x = 31,167,068.40

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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.