Home / 28,934,743.04-39,963,085.20-19,055,786.90

Finding the Fourth Proportional to 28,934,743.04, 39,963,085.20 and 19,055,786.90

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Solution

The fourth proportional to 28,934,743.04, 39,963,085.20 and 19,055,786.90 is: 26,318,811.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,934,743.04 : 39,963,085.20 = 19,055,786.90 : x
  2. Step 2: Convert to fraction form
    28,934,743.04/39,963,085.20 = 19,055,786.90/x
  3. Step 3: Cross multiply
    28,934,743.04x = 39,963,085.20 × 19,055,786.90
  4. Step 4: Simplify right side
    28,934,743.04x = 761,528,035,437,743.88
  5. Step 5: Solve for x
    x = 761,528,035,437,743.88/28,934,743.04
  6. Step 6: Final answer
    x = 26,318,811.07

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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.