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Finding the Fourth Proportional to 29,896,582.80, 44,809,444.80 and 15,512,246.40

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Solution

The fourth proportional to 29,896,582.80, 44,809,444.80 and 15,512,246.40 is: 23,249,986.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,896,582.80 : 44,809,444.80 = 15,512,246.40 : x
  2. Step 2: Convert to fraction form
    29,896,582.80/44,809,444.80 = 15,512,246.40/x
  3. Step 3: Cross multiply
    29,896,582.80x = 44,809,444.80 × 15,512,246.40
  4. Step 4: Simplify right side
    29,896,582.80x = 695,095,148,784,798.75
  5. Step 5: Solve for x
    x = 695,095,148,784,798.75/29,896,582.80
  6. Step 6: Final answer
    x = 23,249,986.58

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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.