Home / 7,281,667.81-10,048,680.93-4,018,459.20

Finding the Fourth Proportional to 7,281,667.81, 10,048,680.93 and 4,018,459.20

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Solution

The fourth proportional to 7,281,667.81, 10,048,680.93 and 4,018,459.20 is: 5,545,462.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281,667.81 : 10,048,680.93 = 4,018,459.20 : x
  2. Step 2: Convert to fraction form
    7,281,667.81/10,048,680.93 = 4,018,459.20/x
  3. Step 3: Cross multiply
    7,281,667.81x = 10,048,680.93 × 4,018,459.20
  4. Step 4: Simplify right side
    7,281,667.81x = 40,380,214,280,779.65
  5. Step 5: Solve for x
    x = 40,380,214,280,779.65/7,281,667.81
  6. Step 6: Final answer
    x = 5,545,462.29

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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.