Home / 28,592,223.92-39,457,529.52-15,539,516

Finding the Fourth Proportional to 28,592,223.92, 39,457,529.52 and 15,539,516

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Solution

The fourth proportional to 28,592,223.92, 39,457,529.52 and 15,539,516 is: 21,444,673.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,592,223.92 : 39,457,529.52 = 15,539,516 : x
  2. Step 2: Convert to fraction form
    28,592,223.92/39,457,529.52 = 15,539,516/x
  3. Step 3: Cross multiply
    28,592,223.92x = 39,457,529.52 × 15,539,516
  4. Step 4: Simplify right side
    28,592,223.92x = 613,150,911,296,512.38
  5. Step 5: Solve for x
    x = 613,150,911,296,512.38/28,592,223.92
  6. Step 6: Final answer
    x = 21,444,673.66

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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.