Home / 47,174,127-70,758,528.96-20,905,397.16

Finding the Fourth Proportional to 47,174,127, 70,758,528.96 and 20,905,397.16

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Solution

The fourth proportional to 47,174,127, 70,758,528.96 and 20,905,397.16 is: 31,356,916.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,174,127 : 70,758,528.96 = 20,905,397.16 : x
  2. Step 2: Convert to fraction form
    47,174,127/70,758,528.96 = 20,905,397.16/x
  3. Step 3: Cross multiply
    47,174,127x = 70,758,528.96 × 20,905,397.16
  4. Step 4: Simplify right side
    47,174,127x = 1,479,235,150,366,161.75
  5. Step 5: Solve for x
    x = 1,479,235,150,366,161.75/47,174,127
  6. Step 6: Final answer
    x = 31,356,916.27

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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.