Home / 7,240,983.36-9,992,233.80-4,341,973.92

Finding the Fourth Proportional to 7,240,983.36, 9,992,233.80 and 4,341,973.92

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Solution

The fourth proportional to 7,240,983.36, 9,992,233.80 and 4,341,973.92 is: 5,991,730.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,983.36 : 9,992,233.80 = 4,341,973.92 : x
  2. Step 2: Convert to fraction form
    7,240,983.36/9,992,233.80 = 4,341,973.92/x
  3. Step 3: Cross multiply
    7,240,983.36x = 9,992,233.80 × 4,341,973.92
  4. Step 4: Simplify right side
    7,240,983.36x = 43,386,018,562,142.50
  5. Step 5: Solve for x
    x = 43,386,018,562,142.50/7,240,983.36
  6. Step 6: Final answer
    x = 5,991,730.18

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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.