Home / 6,475,743.86-9,712,730.91-1,927,494.62

Finding the Fourth Proportional to 6,475,743.86, 9,712,730.91 and 1,927,494.62

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Solution

The fourth proportional to 6,475,743.86, 9,712,730.91 and 1,927,494.62 is: 2,890,978.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475,743.86 : 9,712,730.91 = 1,927,494.62 : x
  2. Step 2: Convert to fraction form
    6,475,743.86/9,712,730.91 = 1,927,494.62/x
  3. Step 3: Cross multiply
    6,475,743.86x = 9,712,730.91 × 1,927,494.62
  4. Step 4: Simplify right side
    6,475,743.86x = 18,721,236,574,532.71
  5. Step 5: Solve for x
    x = 18,721,236,574,532.71/6,475,743.86
  6. Step 6: Final answer
    x = 2,890,978.55

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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.