Home / 10,020,540.18-15,004,792.26-8,590,373.40

Finding the Fourth Proportional to 10,020,540.18, 15,004,792.26 and 8,590,373.40

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Solution

The fourth proportional to 10,020,540.18, 15,004,792.26 and 8,590,373.40 is: 12,863,255.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020,540.18 : 15,004,792.26 = 8,590,373.40 : x
  2. Step 2: Convert to fraction form
    10,020,540.18/15,004,792.26 = 8,590,373.40/x
  3. Step 3: Cross multiply
    10,020,540.18x = 15,004,792.26 × 8,590,373.40
  4. Step 4: Simplify right side
    10,020,540.18x = 128,896,768,302,829.89
  5. Step 5: Solve for x
    x = 128,896,768,302,829.89/10,020,540.18
  6. Step 6: Final answer
    x = 12,863,255.47

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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.