Home / 34,768,091.80-52,152,137.70-21,312,501.40

Finding the Fourth Proportional to 34,768,091.80, 52,152,137.70 and 21,312,501.40

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Solution

The fourth proportional to 34,768,091.80, 52,152,137.70 and 21,312,501.40 is: 31,968,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,768,091.80 : 52,152,137.70 = 21,312,501.40 : x
  2. Step 2: Convert to fraction form
    34,768,091.80/52,152,137.70 = 21,312,501.40/x
  3. Step 3: Cross multiply
    34,768,091.80x = 52,152,137.70 × 21,312,501.40
  4. Step 4: Simplify right side
    34,768,091.80x = 1,111,492,507,744,242.75
  5. Step 5: Solve for x
    x = 1,111,492,507,744,242.75/34,768,091.80
  6. Step 6: Final answer
    x = 31,968,752.10

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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.