Home / 22,236,312.02-30,686,423.98-12,811,894.41

Finding the Fourth Proportional to 22,236,312.02, 30,686,423.98 and 12,811,894.41

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Solution

The fourth proportional to 22,236,312.02, 30,686,423.98 and 12,811,894.41 is: 17,680,594.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,236,312.02 : 30,686,423.98 = 12,811,894.41 : x
  2. Step 2: Convert to fraction form
    22,236,312.02/30,686,423.98 = 12,811,894.41/x
  3. Step 3: Cross multiply
    22,236,312.02x = 30,686,423.98 × 12,811,894.41
  4. Step 4: Simplify right side
    22,236,312.02x = 393,151,223,852,251.94
  5. Step 5: Solve for x
    x = 393,151,223,852,251.94/22,236,312.02
  6. Step 6: Final answer
    x = 17,680,594.85

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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.