Home / 10,366,645.30-15,549,967.95-4,974,378.10

Finding the Fourth Proportional to 10,366,645.30, 15,549,967.95 and 4,974,378.10

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Solution

The fourth proportional to 10,366,645.30, 15,549,967.95 and 4,974,378.10 is: 7,461,567.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,645.30 : 15,549,967.95 = 4,974,378.10 : x
  2. Step 2: Convert to fraction form
    10,366,645.30/15,549,967.95 = 4,974,378.10/x
  3. Step 3: Cross multiply
    10,366,645.30x = 15,549,967.95 × 4,974,378.10
  4. Step 4: Simplify right side
    10,366,645.30x = 77,351,420,026,181.89
  5. Step 5: Solve for x
    x = 77,351,420,026,181.89/10,366,645.30
  6. Step 6: Final answer
    x = 7,461,567.15

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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.