Home / 20,063,959.14-27,688,426.20-10,896,667.50

Finding the Fourth Proportional to 20,063,959.14, 27,688,426.20 and 10,896,667.50

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Solution

The fourth proportional to 20,063,959.14, 27,688,426.20 and 10,896,667.50 is: 15,037,489.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063,959.14 : 27,688,426.20 = 10,896,667.50 : x
  2. Step 2: Convert to fraction form
    20,063,959.14/27,688,426.20 = 10,896,667.50/x
  3. Step 3: Cross multiply
    20,063,959.14x = 27,688,426.20 × 10,896,667.50
  4. Step 4: Simplify right side
    20,063,959.14x = 301,711,573,899,688.50
  5. Step 5: Solve for x
    x = 301,711,573,899,688.50/20,063,959.14
  6. Step 6: Final answer
    x = 15,037,489.45

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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.