Home / 7,872,956.40-11,802,004.20-4,273,417.20

Finding the Fourth Proportional to 7,872,956.40, 11,802,004.20 and 4,273,417.20

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Solution

The fourth proportional to 7,872,956.40, 11,802,004.20 and 4,273,417.20 is: 6,406,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,872,956.40 : 11,802,004.20 = 4,273,417.20 : x
  2. Step 2: Convert to fraction form
    7,872,956.40/11,802,004.20 = 4,273,417.20/x
  3. Step 3: Cross multiply
    7,872,956.40x = 11,802,004.20 × 4,273,417.20
  4. Step 4: Simplify right side
    7,872,956.40x = 50,434,887,742,752.24
  5. Step 5: Solve for x
    x = 50,434,887,742,752.24/7,872,956.40
  6. Step 6: Final answer
    x = 6,406,092.60

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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.