Home / 10,245,607.30-15,386,125.65-5,462,638.30

Finding the Fourth Proportional to 10,245,607.30, 15,386,125.65 and 5,462,638.30

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Solution

The fourth proportional to 10,245,607.30, 15,386,125.65 and 5,462,638.30 is: 8,203,402.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245,607.30 : 15,386,125.65 = 5,462,638.30 : x
  2. Step 2: Convert to fraction form
    10,245,607.30/15,386,125.65 = 5,462,638.30/x
  3. Step 3: Cross multiply
    10,245,607.30x = 15,386,125.65 × 5,462,638.30
  4. Step 4: Simplify right side
    10,245,607.30x = 84,048,839,264,302.39
  5. Step 5: Solve for x
    x = 84,048,839,264,302.39/10,245,607.30
  6. Step 6: Final answer
    x = 8,203,402.38

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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.