Home / 38,736,475.80-58,104,713.70-13,206,312.60

Finding the Fourth Proportional to 38,736,475.80, 58,104,713.70 and 13,206,312.60

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Solution

The fourth proportional to 38,736,475.80, 58,104,713.70 and 13,206,312.60 is: 19,809,468.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,736,475.80 : 58,104,713.70 = 13,206,312.60 : x
  2. Step 2: Convert to fraction form
    38,736,475.80/58,104,713.70 = 13,206,312.60/x
  3. Step 3: Cross multiply
    38,736,475.80x = 58,104,713.70 × 13,206,312.60
  4. Step 4: Simplify right side
    38,736,475.80x = 767,349,012,655,702.62
  5. Step 5: Solve for x
    x = 767,349,012,655,702.62/38,736,475.80
  6. Step 6: Final answer
    x = 19,809,468.90

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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.