Home / 21,859,929.60-32,789,894.40-10,497,638.40

Finding the Fourth Proportional to 21,859,929.60, 32,789,894.40 and 10,497,638.40

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Solution

The fourth proportional to 21,859,929.60, 32,789,894.40 and 10,497,638.40 is: 15,746,457.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,859,929.60 : 32,789,894.40 = 10,497,638.40 : x
  2. Step 2: Convert to fraction form
    21,859,929.60/32,789,894.40 = 10,497,638.40/x
  3. Step 3: Cross multiply
    21,859,929.60x = 32,789,894.40 × 10,497,638.40
  4. Step 4: Simplify right side
    21,859,929.60x = 344,216,454,585,384.94
  5. Step 5: Solve for x
    x = 344,216,454,585,384.94/21,859,929.60
  6. Step 6: Final answer
    x = 15,746,457.60

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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.