Home / 19,355,061.60-29,032,592.40-12,552,616.80

Finding the Fourth Proportional to 19,355,061.60, 29,032,592.40 and 12,552,616.80

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Solution

The fourth proportional to 19,355,061.60, 29,032,592.40 and 12,552,616.80 is: 18,828,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,355,061.60 : 29,032,592.40 = 12,552,616.80 : x
  2. Step 2: Convert to fraction form
    19,355,061.60/29,032,592.40 = 12,552,616.80/x
  3. Step 3: Cross multiply
    19,355,061.60x = 29,032,592.40 × 12,552,616.80
  4. Step 4: Simplify right side
    19,355,061.60x = 364,435,007,107,792.31
  5. Step 5: Solve for x
    x = 364,435,007,107,792.31/19,355,061.60
  6. Step 6: Final answer
    x = 18,828,925.20

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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.