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Finding the Fourth Proportional to 8,306,411.90, 12,461,950.65 and 4,046,719.10

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Solution

The fourth proportional to 8,306,411.90, 12,461,950.65 and 4,046,719.10 is: 6,071,215.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306,411.90 : 12,461,950.65 = 4,046,719.10 : x
  2. Step 2: Convert to fraction form
    8,306,411.90/12,461,950.65 = 4,046,719.10/x
  3. Step 3: Cross multiply
    8,306,411.90x = 12,461,950.65 × 4,046,719.10
  4. Step 4: Simplify right side
    8,306,411.90x = 50,430,013,718,612.41
  5. Step 5: Solve for x
    x = 50,430,013,718,612.41/8,306,411.90
  6. Step 6: Final answer
    x = 6,071,215.14

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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.