Home / 6,386,980.10-9,576,925.56-2,124,821.66

Finding the Fourth Proportional to 6,386,980.10, 9,576,925.56 and 2,124,821.66

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Solution

The fourth proportional to 6,386,980.10, 9,576,925.56 and 2,124,821.66 is: 3,186,053.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,980.10 : 9,576,925.56 = 2,124,821.66 : x
  2. Step 2: Convert to fraction form
    6,386,980.10/9,576,925.56 = 2,124,821.66/x
  3. Step 3: Cross multiply
    6,386,980.10x = 9,576,925.56 × 2,124,821.66
  4. Step 4: Simplify right side
    6,386,980.10x = 20,349,258,818,211
  5. Step 5: Solve for x
    x = 20,349,258,818,211/6,386,980.10
  6. Step 6: Final answer
    x = 3,186,053.27

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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.