Home / 34,768,092.80-52,152,139.20-21,312,502.40

Finding the Fourth Proportional to 34,768,092.80, 52,152,139.20 and 21,312,502.40

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Solution

The fourth proportional to 34,768,092.80, 52,152,139.20 and 21,312,502.40 is: 31,968,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,768,092.80 : 52,152,139.20 = 21,312,502.40 : x
  2. Step 2: Convert to fraction form
    34,768,092.80/52,152,139.20 = 21,312,502.40/x
  3. Step 3: Cross multiply
    34,768,092.80x = 52,152,139.20 × 21,312,502.40
  4. Step 4: Simplify right side
    34,768,092.80x = 1,111,492,591,865,134.12
  5. Step 5: Solve for x
    x = 1,111,492,591,865,134.12/34,768,092.80
  6. Step 6: Final answer
    x = 31,968,753.60

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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.