Home / 38,064,037.86-52,528,425.48-20,660,386.68

Finding the Fourth Proportional to 38,064,037.86, 52,528,425.48 and 20,660,386.68

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Solution

The fourth proportional to 38,064,037.86, 52,528,425.48 and 20,660,386.68 is: 28,511,362.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,064,037.86 : 52,528,425.48 = 20,660,386.68 : x
  2. Step 2: Convert to fraction form
    38,064,037.86/52,528,425.48 = 20,660,386.68/x
  3. Step 3: Cross multiply
    38,064,037.86x = 52,528,425.48 × 20,660,386.68
  4. Step 4: Simplify right side
    38,064,037.86x = 1,085,257,582,108,364.50
  5. Step 5: Solve for x
    x = 1,085,257,582,108,364.50/38,064,037.86
  6. Step 6: Final answer
    x = 28,511,362.51

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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.