Home / 10,272,059.10-15,408,088.65-4,963,643.10

Finding the Fourth Proportional to 10,272,059.10, 15,408,088.65 and 4,963,643.10

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Solution

The fourth proportional to 10,272,059.10, 15,408,088.65 and 4,963,643.10 is: 7,445,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272,059.10 : 15,408,088.65 = 4,963,643.10 : x
  2. Step 2: Convert to fraction form
    10,272,059.10/15,408,088.65 = 4,963,643.10/x
  3. Step 3: Cross multiply
    10,272,059.10x = 15,408,088.65 × 4,963,643.10
  4. Step 4: Simplify right side
    10,272,059.10x = 76,480,252,911,760.81
  5. Step 5: Solve for x
    x = 76,480,252,911,760.81/10,272,059.10
  6. Step 6: Final answer
    x = 7,445,464.65

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Similar ratio
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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.