Home / 28,344,007.40-42,526,508.70-11,316,900.20

Finding the Fourth Proportional to 28,344,007.40, 42,526,508.70 and 11,316,900.20

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Solution

The fourth proportional to 28,344,007.40, 42,526,508.70 and 11,316,900.20 is: 16,979,541.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,344,007.40 : 42,526,508.70 = 11,316,900.20 : x
  2. Step 2: Convert to fraction form
    28,344,007.40/42,526,508.70 = 11,316,900.20/x
  3. Step 3: Cross multiply
    28,344,007.40x = 42,526,508.70 × 11,316,900.20
  4. Step 4: Simplify right side
    28,344,007.40x = 481,268,254,812,331.75
  5. Step 5: Solve for x
    x = 481,268,254,812,331.75/28,344,007.40
  6. Step 6: Final answer
    x = 16,979,541.67

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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.