Home / 34,703,399.07-47,862,766.28-30,508,113.81

Finding the Fourth Proportional to 34,703,399.07, 47,862,766.28 and 30,508,113.81

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Solution

The fourth proportional to 34,703,399.07, 47,862,766.28 and 30,508,113.81 is: 42,076,648.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,703,399.07 : 47,862,766.28 = 30,508,113.81 : x
  2. Step 2: Convert to fraction form
    34,703,399.07/47,862,766.28 = 30,508,113.81/x
  3. Step 3: Cross multiply
    34,703,399.07x = 47,862,766.28 × 30,508,113.81
  4. Step 4: Simplify right side
    34,703,399.07x = 1,460,202,720,779,129.75
  5. Step 5: Solve for x
    x = 1,460,202,720,779,129.75/34,703,399.07
  6. Step 6: Final answer
    x = 42,076,648.39

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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.