Home / 21,588,763.80-29,792,443.50-12,296,332.02

Finding the Fourth Proportional to 21,588,763.80, 29,792,443.50 and 12,296,332.02

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Solution

The fourth proportional to 21,588,763.80, 29,792,443.50 and 12,296,332.02 is: 16,968,909.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,588,763.80 : 29,792,443.50 = 12,296,332.02 : x
  2. Step 2: Convert to fraction form
    21,588,763.80/29,792,443.50 = 12,296,332.02/x
  3. Step 3: Cross multiply
    21,588,763.80x = 29,792,443.50 × 12,296,332.02
  4. Step 4: Simplify right side
    21,588,763.80x = 366,337,776,963,090.88
  5. Step 5: Solve for x
    x = 366,337,776,963,090.88/21,588,763.80
  6. Step 6: Final answer
    x = 16,968,909.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.