Home / 19,934,777.40-29,902,166.10-19,808,806.20

Finding the Fourth Proportional to 19,934,777.40, 29,902,166.10 and 19,808,806.20

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Solution

The fourth proportional to 19,934,777.40, 29,902,166.10 and 19,808,806.20 is: 29,713,209.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934,777.40 : 29,902,166.10 = 19,808,806.20 : x
  2. Step 2: Convert to fraction form
    19,934,777.40/29,902,166.10 = 19,808,806.20/x
  3. Step 3: Cross multiply
    19,934,777.40x = 29,902,166.10 × 19,808,806.20
  4. Step 4: Simplify right side
    19,934,777.40x = 592,326,213,235,109.88
  5. Step 5: Solve for x
    x = 592,326,213,235,109.88/19,934,777.40
  6. Step 6: Final answer
    x = 29,713,209.30

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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.