Home / 7,216,749.24-9,959,113.13-4,316,139.65

Finding the Fourth Proportional to 7,216,749.24, 9,959,113.13 and 4,316,139.65

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Solution

The fourth proportional to 7,216,749.24, 9,959,113.13 and 4,316,139.65 is: 5,956,272.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,749.24 : 9,959,113.13 = 4,316,139.65 : x
  2. Step 2: Convert to fraction form
    7,216,749.24/9,959,113.13 = 4,316,139.65/x
  3. Step 3: Cross multiply
    7,216,749.24x = 9,959,113.13 × 4,316,139.65
  4. Step 4: Simplify right side
    7,216,749.24x = 42,984,922,987,852.34
  5. Step 5: Solve for x
    x = 42,984,922,987,852.34/7,216,749.24
  6. Step 6: Final answer
    x = 5,956,272.22

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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.