Home / 15,152,814.45-20,868,373.85-14,180,255.55

Finding the Fourth Proportional to 15,152,814.45, 20,868,373.85 and 14,180,255.55

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Solution

The fourth proportional to 15,152,814.45, 20,868,373.85 and 14,180,255.55 is: 19,528,971.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152,814.45 : 20,868,373.85 = 14,180,255.55 : x
  2. Step 2: Convert to fraction form
    15,152,814.45/20,868,373.85 = 14,180,255.55/x
  3. Step 3: Cross multiply
    15,152,814.45x = 20,868,373.85 × 14,180,255.55
  4. Step 4: Simplify right side
    15,152,814.45x = 295,918,874,035,036.06
  5. Step 5: Solve for x
    x = 295,918,874,035,036.06/15,152,814.45
  6. Step 6: Final answer
    x = 19,528,971.00

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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.