Home / 21,830,722.04-30,126,538.44-12,041,430.59

Finding the Fourth Proportional to 21,830,722.04, 30,126,538.44 and 12,041,430.59

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Solution

The fourth proportional to 21,830,722.04, 30,126,538.44 and 12,041,430.59 is: 16,617,252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,830,722.04 : 30,126,538.44 = 12,041,430.59 : x
  2. Step 2: Convert to fraction form
    21,830,722.04/30,126,538.44 = 12,041,430.59/x
  3. Step 3: Cross multiply
    21,830,722.04x = 30,126,538.44 × 12,041,430.59
  4. Step 4: Simplify right side
    21,830,722.04x = 362,766,621,391,594.25
  5. Step 5: Solve for x
    x = 362,766,621,391,594.25/21,830,722.04
  6. Step 6: Final answer
    x = 16,617,252.55

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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.