Home / 22,152,929.40-30,572,576.46-12,365,278.20

Finding the Fourth Proportional to 22,152,929.40, 30,572,576.46 and 12,365,278.20

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Solution

The fourth proportional to 22,152,929.40, 30,572,576.46 and 12,365,278.20 is: 17,064,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,152,929.40 : 30,572,576.46 = 12,365,278.20 : x
  2. Step 2: Convert to fraction form
    22,152,929.40/30,572,576.46 = 12,365,278.20/x
  3. Step 3: Cross multiply
    22,152,929.40x = 30,572,576.46 × 12,365,278.20
  4. Step 4: Simplify right side
    22,152,929.40x = 378,038,413,218,671.19
  5. Step 5: Solve for x
    x = 378,038,413,218,671.19/22,152,929.40
  6. Step 6: Final answer
    x = 17,064,940.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.