Home / 21,225,152.04-29,290,807.08-12,058,297.80

Finding the Fourth Proportional to 21,225,152.04, 29,290,807.08 and 12,058,297.80

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Solution

The fourth proportional to 21,225,152.04, 29,290,807.08 and 12,058,297.80 is: 16,640,506.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,225,152.04 : 29,290,807.08 = 12,058,297.80 : x
  2. Step 2: Convert to fraction form
    21,225,152.04/29,290,807.08 = 12,058,297.80/x
  3. Step 3: Cross multiply
    21,225,152.04x = 29,290,807.08 × 12,058,297.80
  4. Step 4: Simplify right side
    21,225,152.04x = 353,197,274,572,988.44
  5. Step 5: Solve for x
    x = 353,197,274,572,988.44/21,225,152.04
  6. Step 6: Final answer
    x = 16,640,506.22

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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.