Home / 14,086,123.10-21,130,168.80-5,565,352.40

Finding the Fourth Proportional to 14,086,123.10, 21,130,168.80 and 5,565,352.40

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Solution

The fourth proportional to 14,086,123.10, 21,130,168.80 and 5,565,352.40 is: 8,348,417.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,086,123.10 : 21,130,168.80 = 5,565,352.40 : x
  2. Step 2: Convert to fraction form
    14,086,123.10/21,130,168.80 = 5,565,352.40/x
  3. Step 3: Cross multiply
    14,086,123.10x = 21,130,168.80 × 5,565,352.40
  4. Step 4: Simplify right side
    14,086,123.10x = 117,596,835,643,485.12
  5. Step 5: Solve for x
    x = 117,596,835,643,485.12/14,086,123.10
  6. Step 6: Final answer
    x = 8,348,417.43

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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.