Home / 7,529,065.92-10,390,103.02-4,091,298.72

Finding the Fourth Proportional to 7,529,065.92, 10,390,103.02 and 4,091,298.72

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Solution

The fourth proportional to 7,529,065.92, 10,390,103.02 and 4,091,298.72 is: 5,645,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529,065.92 : 10,390,103.02 = 4,091,298.72 : x
  2. Step 2: Convert to fraction form
    7,529,065.92/10,390,103.02 = 4,091,298.72/x
  3. Step 3: Cross multiply
    7,529,065.92x = 10,390,103.02 × 4,091,298.72
  4. Step 4: Simplify right side
    7,529,065.92x = 42,509,015,186,394.13
  5. Step 5: Solve for x
    x = 42,509,015,186,394.13/7,529,065.92
  6. Step 6: Final answer
    x = 5,645,987.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.