Home / 10,890,038.80-16,335,058.20-10,411,741.90

Finding the Fourth Proportional to 10,890,038.80, 16,335,058.20 and 10,411,741.90

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Solution

The fourth proportional to 10,890,038.80, 16,335,058.20 and 10,411,741.90 is: 15,617,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,038.80 : 16,335,058.20 = 10,411,741.90 : x
  2. Step 2: Convert to fraction form
    10,890,038.80/16,335,058.20 = 10,411,741.90/x
  3. Step 3: Cross multiply
    10,890,038.80x = 16,335,058.20 × 10,411,741.90
  4. Step 4: Simplify right side
    10,890,038.80x = 170,076,409,899,878.59
  5. Step 5: Solve for x
    x = 170,076,409,899,878.59/10,890,038.80
  6. Step 6: Final answer
    x = 15,617,612.85

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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.