Home / 20,063,955.33-27,688,421.04-10,896,663.69

Finding the Fourth Proportional to 20,063,955.33, 27,688,421.04 and 10,896,663.69

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Solution

The fourth proportional to 20,063,955.33, 27,688,421.04 and 10,896,663.69 is: 15,037,484.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063,955.33 : 27,688,421.04 = 10,896,663.69 : x
  2. Step 2: Convert to fraction form
    20,063,955.33/27,688,421.04 = 10,896,663.69/x
  3. Step 3: Cross multiply
    20,063,955.33x = 27,688,421.04 × 10,896,663.69
  4. Step 4: Simplify right side
    20,063,955.33x = 301,711,412,180,000
  5. Step 5: Solve for x
    x = 301,711,412,180,000/20,063,955.33
  6. Step 6: Final answer
    x = 15,037,484.25

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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.