Home / 15,116,005.10-22,674,007.65-8,289,940.70

Finding the Fourth Proportional to 15,116,005.10, 22,674,007.65 and 8,289,940.70

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Solution

The fourth proportional to 15,116,005.10, 22,674,007.65 and 8,289,940.70 is: 12,434,911.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116,005.10 : 22,674,007.65 = 8,289,940.70 : x
  2. Step 2: Convert to fraction form
    15,116,005.10/22,674,007.65 = 8,289,940.70/x
  3. Step 3: Cross multiply
    15,116,005.10x = 22,674,007.65 × 8,289,940.70
  4. Step 4: Simplify right side
    15,116,005.10x = 187,966,178,849,846.34
  5. Step 5: Solve for x
    x = 187,966,178,849,846.34/15,116,005.10
  6. Step 6: Final answer
    x = 12,434,911.05

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1.5x scale

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.