Home / 20,063,962.25-27,688,430.62-10,896,670.61

Finding the Fourth Proportional to 20,063,962.25, 27,688,430.62 and 10,896,670.61

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Solution

The fourth proportional to 20,063,962.25, 27,688,430.62 and 10,896,670.61 is: 15,037,493.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063,962.25 : 27,688,430.62 = 10,896,670.61 : x
  2. Step 2: Convert to fraction form
    20,063,962.25/27,688,430.62 = 10,896,670.61/x
  3. Step 3: Cross multiply
    20,063,962.25x = 27,688,430.62 × 10,896,670.61
  4. Step 4: Simplify right side
    20,063,962.25x = 301,711,708,173,978.06
  5. Step 5: Solve for x
    x = 301,711,708,173,978.06/20,063,962.25
  6. Step 6: Final answer
    x = 15,037,493.81

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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.