Home / 12,497,283.84-18,746,081.28-3,977,587.20

Finding the Fourth Proportional to 12,497,283.84, 18,746,081.28 and 3,977,587.20

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Solution

The fourth proportional to 12,497,283.84, 18,746,081.28 and 3,977,587.20 is: 5,966,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497,283.84 : 18,746,081.28 = 3,977,587.20 : x
  2. Step 2: Convert to fraction form
    12,497,283.84/18,746,081.28 = 3,977,587.20/x
  3. Step 3: Cross multiply
    12,497,283.84x = 18,746,081.28 × 3,977,587.20
  4. Step 4: Simplify right side
    12,497,283.84x = 74,564,172,949,487.62
  5. Step 5: Solve for x
    x = 74,564,172,949,487.62/12,497,283.84
  6. Step 6: Final answer
    x = 5,966,430.30

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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.