Home / 28,688,071.14-42,971,429.61-23,199,614.82

Finding the Fourth Proportional to 28,688,071.14, 42,971,429.61 and 23,199,614.82

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Solution

The fourth proportional to 28,688,071.14, 42,971,429.61 and 23,199,614.82 is: 34,750,353.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,688,071.14 : 42,971,429.61 = 23,199,614.82 : x
  2. Step 2: Convert to fraction form
    28,688,071.14/42,971,429.61 = 23,199,614.82/x
  3. Step 3: Cross multiply
    28,688,071.14x = 42,971,429.61 × 23,199,614.82
  4. Step 4: Simplify right side
    28,688,071.14x = 996,920,615,216,742.88
  5. Step 5: Solve for x
    x = 996,920,615,216,742.88/28,688,071.14
  6. Step 6: Final answer
    x = 34,750,353.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.