Home / 7,211,547.68-9,951,541.53-3,947,731.01

Finding the Fourth Proportional to 7,211,547.68, 9,951,541.53 and 3,947,731.01

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Solution

The fourth proportional to 7,211,547.68, 9,951,541.53 and 3,947,731.01 is: 5,447,652.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,547.68 : 9,951,541.53 = 3,947,731.01 : x
  2. Step 2: Convert to fraction form
    7,211,547.68/9,951,541.53 = 3,947,731.01/x
  3. Step 3: Cross multiply
    7,211,547.68x = 9,951,541.53 × 3,947,731.01
  4. Step 4: Simplify right side
    7,211,547.68x = 39,286,009,095,283.84
  5. Step 5: Solve for x
    x = 39,286,009,095,283.84/7,211,547.68
  6. Step 6: Final answer
    x = 5,447,652.96

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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.