Home / 28,689,362.99-39,592,150.67-15,637,467.27

Finding the Fourth Proportional to 28,689,362.99, 39,592,150.67 and 15,637,467.27

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Solution

The fourth proportional to 28,689,362.99, 39,592,150.67 and 15,637,467.27 is: 21,580,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,689,362.99 : 39,592,150.67 = 15,637,467.27 : x
  2. Step 2: Convert to fraction form
    28,689,362.99/39,592,150.67 = 15,637,467.27/x
  3. Step 3: Cross multiply
    28,689,362.99x = 39,592,150.67 × 15,637,467.27
  4. Step 4: Simplify right side
    28,689,362.99x = 619,120,960,290,127.25
  5. Step 5: Solve for x
    x = 619,120,960,290,127.25/28,689,362.99
  6. Step 6: Final answer
    x = 21,580,157.10

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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.