Home / 9,758,421.84-13,466,702.37-5,407,580.81

Finding the Fourth Proportional to 9,758,421.84, 13,466,702.37 and 5,407,580.81

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Solution

The fourth proportional to 9,758,421.84, 13,466,702.37 and 5,407,580.81 is: 7,462,505.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758,421.84 : 13,466,702.37 = 5,407,580.81 : x
  2. Step 2: Convert to fraction form
    9,758,421.84/13,466,702.37 = 5,407,580.81/x
  3. Step 3: Cross multiply
    9,758,421.84x = 13,466,702.37 × 5,407,580.81
  4. Step 4: Simplify right side
    9,758,421.84x = 72,822,281,242,660
  5. Step 5: Solve for x
    x = 72,822,281,242,660/9,758,421.84
  6. Step 6: Final answer
    x = 7,462,505.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.