Home / 7,217,087-9,959,576.60-4,316,477.81

Finding the Fourth Proportional to 7,217,087, 9,959,576.60 and 4,316,477.81

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Solution

The fourth proportional to 7,217,087, 9,959,576.60 and 4,316,477.81 is: 5,956,737.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217,087 : 9,959,576.60 = 4,316,477.81 : x
  2. Step 2: Convert to fraction form
    7,217,087/9,959,576.60 = 4,316,477.81/x
  3. Step 3: Cross multiply
    7,217,087x = 9,959,576.60 × 4,316,477.81
  4. Step 4: Simplify right side
    7,217,087x = 42,990,291,390,895.24
  5. Step 5: Solve for x
    x = 42,990,291,390,895.24/7,217,087
  6. Step 6: Final answer
    x = 5,956,737.31

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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.