Home / 7,421,746.40-11,132,619.60-4,435,762.40

Finding the Fourth Proportional to 7,421,746.40, 11,132,619.60 and 4,435,762.40

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Solution

The fourth proportional to 7,421,746.40, 11,132,619.60 and 4,435,762.40 is: 6,653,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,421,746.40 : 11,132,619.60 = 4,435,762.40 : x
  2. Step 2: Convert to fraction form
    7,421,746.40/11,132,619.60 = 4,435,762.40/x
  3. Step 3: Cross multiply
    7,421,746.40x = 11,132,619.60 × 4,435,762.40
  4. Step 4: Simplify right side
    7,421,746.40x = 49,381,655,435,183.04
  5. Step 5: Solve for x
    x = 49,381,655,435,183.04/7,421,746.40
  6. Step 6: Final answer
    x = 6,653,643.60

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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.