Home / 20,298,038.24-30,445,526.25-6,464,437.97

Finding the Fourth Proportional to 20,298,038.24, 30,445,526.25 and 6,464,437.97

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Solution

The fourth proportional to 20,298,038.24, 30,445,526.25 and 6,464,437.97 is: 9,696,169.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,298,038.24 : 30,445,526.25 = 6,464,437.97 : x
  2. Step 2: Convert to fraction form
    20,298,038.24/30,445,526.25 = 6,464,437.97/x
  3. Step 3: Cross multiply
    20,298,038.24x = 30,445,526.25 × 6,464,437.97
  4. Step 4: Simplify right side
    20,298,038.24x = 196,813,215,754,904.06
  5. Step 5: Solve for x
    x = 196,813,215,754,904.06/20,298,038.24
  6. Step 6: Final answer
    x = 9,696,169.33

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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.