Home / 26,142,783.10-39,208,925.85-12,495,903.10

Finding the Fourth Proportional to 26,142,783.10, 39,208,925.85 and 12,495,903.10

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Solution

The fourth proportional to 26,142,783.10, 39,208,925.85 and 12,495,903.10 is: 18,741,345.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142,783.10 : 39,208,925.85 = 12,495,903.10 : x
  2. Step 2: Convert to fraction form
    26,142,783.10/39,208,925.85 = 12,495,903.10/x
  3. Step 3: Cross multiply
    26,142,783.10x = 39,208,925.85 × 12,495,903.10
  4. Step 4: Simplify right side
    26,142,783.10x = 489,950,938,076,685.12
  5. Step 5: Solve for x
    x = 489,950,938,076,685.12/26,142,783.10
  6. Step 6: Final answer
    x = 18,741,345.79

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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.