Home / 70,062,916.08-96,686,439.30-38,703,122.40

Finding the Fourth Proportional to 70,062,916.08, 96,686,439.30 and 38,703,122.40

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Solution

The fourth proportional to 70,062,916.08, 96,686,439.30 and 38,703,122.40 is: 53,410,096.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,062,916.08 : 96,686,439.30 = 38,703,122.40 : x
  2. Step 2: Convert to fraction form
    70,062,916.08/96,686,439.30 = 38,703,122.40/x
  3. Step 3: Cross multiply
    70,062,916.08x = 96,686,439.30 × 38,703,122.40
  4. Step 4: Simplify right side
    70,062,916.08x = 3,742,067,094,648,070
  5. Step 5: Solve for x
    x = 3,742,067,094,648,070/70,062,916.08
  6. Step 6: Final answer
    x = 53,410,096.30

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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.