Home / 19,509,353.40-29,264,030.10-12,297,502.20

Finding the Fourth Proportional to 19,509,353.40, 29,264,030.10 and 12,297,502.20

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Solution

The fourth proportional to 19,509,353.40, 29,264,030.10 and 12,297,502.20 is: 18,446,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509,353.40 : 29,264,030.10 = 12,297,502.20 : x
  2. Step 2: Convert to fraction form
    19,509,353.40/29,264,030.10 = 12,297,502.20/x
  3. Step 3: Cross multiply
    19,509,353.40x = 29,264,030.10 × 12,297,502.20
  4. Step 4: Simplify right side
    19,509,353.40x = 359,874,474,535,616.19
  5. Step 5: Solve for x
    x = 359,874,474,535,616.19/19,509,353.40
  6. Step 6: Final answer
    x = 18,446,253.30

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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.