Home / 15,492,726.10-23,239,089.15-13,792,114.90

Finding the Fourth Proportional to 15,492,726.10, 23,239,089.15 and 13,792,114.90

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Solution

The fourth proportional to 15,492,726.10, 23,239,089.15 and 13,792,114.90 is: 20,688,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,492,726.10 : 23,239,089.15 = 13,792,114.90 : x
  2. Step 2: Convert to fraction form
    15,492,726.10/23,239,089.15 = 13,792,114.90/x
  3. Step 3: Cross multiply
    15,492,726.10x = 23,239,089.15 × 13,792,114.90
  4. Step 4: Simplify right side
    15,492,726.10x = 320,516,187,728,143.31
  5. Step 5: Solve for x
    x = 320,516,187,728,143.31/15,492,726.10
  6. Step 6: Final answer
    x = 20,688,172.35

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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.