Home / 29,527,916.48-40,723,078.56-19,210,875.20

Finding the Fourth Proportional to 29,527,916.48, 40,723,078.56 and 19,210,875.20

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Solution

The fourth proportional to 29,527,916.48, 40,723,078.56 and 19,210,875.20 is: 26,494,452.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,527,916.48 : 40,723,078.56 = 19,210,875.20 : x
  2. Step 2: Convert to fraction form
    29,527,916.48/40,723,078.56 = 19,210,875.20/x
  3. Step 3: Cross multiply
    29,527,916.48x = 40,723,078.56 × 19,210,875.20
  4. Step 4: Simplify right side
    29,527,916.48x = 782,325,979,975,955.75
  5. Step 5: Solve for x
    x = 782,325,979,975,955.75/29,527,916.48
  6. Step 6: Final answer
    x = 26,494,452.48

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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.