Home / 22,646,830.04-31,253,510.20-12,858,184.98

Finding the Fourth Proportional to 22,646,830.04, 31,253,510.20 and 12,858,184.98

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Solution

The fourth proportional to 22,646,830.04, 31,253,510.20 and 12,858,184.98 is: 17,744,797.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,646,830.04 : 31,253,510.20 = 12,858,184.98 : x
  2. Step 2: Convert to fraction form
    22,646,830.04/31,253,510.20 = 12,858,184.98/x
  3. Step 3: Cross multiply
    22,646,830.04x = 31,253,510.20 × 12,858,184.98
  4. Step 4: Simplify right side
    22,646,830.04x = 401,863,415,425,916.81
  5. Step 5: Solve for x
    x = 401,863,415,425,916.81/22,646,830.04
  6. Step 6: Final answer
    x = 17,744,797.60

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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.