Home / 12,544,048.60-18,816,072.90-9,712,893.40

Finding the Fourth Proportional to 12,544,048.60, 18,816,072.90 and 9,712,893.40

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Solution

The fourth proportional to 12,544,048.60, 18,816,072.90 and 9,712,893.40 is: 14,569,340.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544,048.60 : 18,816,072.90 = 9,712,893.40 : x
  2. Step 2: Convert to fraction form
    12,544,048.60/18,816,072.90 = 9,712,893.40/x
  3. Step 3: Cross multiply
    12,544,048.60x = 18,816,072.90 × 9,712,893.40
  4. Step 4: Simplify right side
    12,544,048.60x = 182,758,510,284,328.84
  5. Step 5: Solve for x
    x = 182,758,510,284,328.84/12,544,048.60
  6. Step 6: Final answer
    x = 14,569,340.10

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1.5x scale

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.