Home / 28,685,801.04-39,586,406.04-15,808,745.04

Finding the Fourth Proportional to 28,685,801.04, 39,586,406.04 and 15,808,745.04

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Solution

The fourth proportional to 28,685,801.04, 39,586,406.04 and 15,808,745.04 is: 21,816,068.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,685,801.04 : 39,586,406.04 = 15,808,745.04 : x
  2. Step 2: Convert to fraction form
    28,685,801.04/39,586,406.04 = 15,808,745.04/x
  3. Step 3: Cross multiply
    28,685,801.04x = 39,586,406.04 × 15,808,745.04
  4. Step 4: Simplify right side
    28,685,801.04x = 625,811,400,136,276
  5. Step 5: Solve for x
    x = 625,811,400,136,276/28,685,801.04
  6. Step 6: Final answer
    x = 21,816,068.49

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1.5x scale

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.