Home / 20,837,968.80-31,196,127.60-14,866,000.80

Finding the Fourth Proportional to 20,837,968.80, 31,196,127.60 and 14,866,000.80

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Solution

The fourth proportional to 20,837,968.80, 31,196,127.60 and 14,866,000.80 is: 22,255,607.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,837,968.80 : 31,196,127.60 = 14,866,000.80 : x
  2. Step 2: Convert to fraction form
    20,837,968.80/31,196,127.60 = 14,866,000.80/x
  3. Step 3: Cross multiply
    20,837,968.80x = 31,196,127.60 × 14,866,000.80
  4. Step 4: Simplify right side
    20,837,968.80x = 463,761,657,858,502.12
  5. Step 5: Solve for x
    x = 463,761,657,858,502.12/20,837,968.80
  6. Step 6: Final answer
    x = 22,255,607.65

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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.