Home / 5,435,390.16-8,155,320.12-2,401,154.64

Finding the Fourth Proportional to 5,435,390.16, 8,155,320.12 and 2,401,154.64

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Solution

The fourth proportional to 5,435,390.16, 8,155,320.12 and 2,401,154.64 is: 3,602,719.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435,390.16 : 8,155,320.12 = 2,401,154.64 : x
  2. Step 2: Convert to fraction form
    5,435,390.16/8,155,320.12 = 2,401,154.64/x
  3. Step 3: Cross multiply
    5,435,390.16x = 8,155,320.12 × 2,401,154.64
  4. Step 4: Simplify right side
    5,435,390.16x = 19,582,184,746,823.36
  5. Step 5: Solve for x
    x = 19,582,184,746,823.36/5,435,390.16
  6. Step 6: Final answer
    x = 3,602,719.25

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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.