Home / 7,913,433.47-11,863,948.92-3,124,707.18

Finding the Fourth Proportional to 7,913,433.47, 11,863,948.92 and 3,124,707.18

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Solution

The fourth proportional to 7,913,433.47, 11,863,948.92 and 3,124,707.18 is: 4,684,612.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913,433.47 : 11,863,948.92 = 3,124,707.18 : x
  2. Step 2: Convert to fraction form
    7,913,433.47/11,863,948.92 = 3,124,707.18/x
  3. Step 3: Cross multiply
    7,913,433.47x = 11,863,948.92 × 3,124,707.18
  4. Step 4: Simplify right side
    7,913,433.47x = 37,071,366,373,477.25
  5. Step 5: Solve for x
    x = 37,071,366,373,477.25/7,913,433.47
  6. Step 6: Final answer
    x = 4,684,612.13

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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.