Home / 9,421,346.40-14,132,019.60-2,688,885.60

Finding the Fourth Proportional to 9,421,346.40, 14,132,019.60 and 2,688,885.60

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Solution

The fourth proportional to 9,421,346.40, 14,132,019.60 and 2,688,885.60 is: 4,033,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421,346.40 : 14,132,019.60 = 2,688,885.60 : x
  2. Step 2: Convert to fraction form
    9,421,346.40/14,132,019.60 = 2,688,885.60/x
  3. Step 3: Cross multiply
    9,421,346.40x = 14,132,019.60 × 2,688,885.60
  4. Step 4: Simplify right side
    9,421,346.40x = 37,999,384,001,357.76
  5. Step 5: Solve for x
    x = 37,999,384,001,357.76/9,421,346.40
  6. Step 6: Final answer
    x = 4,033,328.40

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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.