Home / 7,719,111.12-10,653,648.48-4,282,459.32

Finding the Fourth Proportional to 7,719,111.12, 10,653,648.48 and 4,282,459.32

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Solution

The fourth proportional to 7,719,111.12, 10,653,648.48 and 4,282,459.32 is: 5,910,501.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719,111.12 : 10,653,648.48 = 4,282,459.32 : x
  2. Step 2: Convert to fraction form
    7,719,111.12/10,653,648.48 = 4,282,459.32/x
  3. Step 3: Cross multiply
    7,719,111.12x = 10,653,648.48 × 4,282,459.32
  4. Step 4: Simplify right side
    7,719,111.12x = 45,623,816,225,179.84
  5. Step 5: Solve for x
    x = 45,623,816,225,179.84/7,719,111.12
  6. Step 6: Final answer
    x = 5,910,501.29

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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.