Home / 28,460,019.90-39,341,019.15-25,392,941.94

Finding the Fourth Proportional to 28,460,019.90, 39,341,019.15 and 25,392,941.94

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Solution

The fourth proportional to 28,460,019.90, 39,341,019.15 and 25,392,941.94 is: 35,101,318.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,460,019.90 : 39,341,019.15 = 25,392,941.94 : x
  2. Step 2: Convert to fraction form
    28,460,019.90/39,341,019.15 = 25,392,941.94/x
  3. Step 3: Cross multiply
    28,460,019.90x = 39,341,019.15 × 25,392,941.94
  4. Step 4: Simplify right side
    28,460,019.90x = 998,984,215,136,378.12
  5. Step 5: Solve for x
    x = 998,984,215,136,378.12/28,460,019.90
  6. Step 6: Final answer
    x = 35,101,318.22

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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.