Home / 7,406,436.90-11,088,004.05-5,280,672.90

Finding the Fourth Proportional to 7,406,436.90, 11,088,004.05 and 5,280,672.90

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Solution

The fourth proportional to 7,406,436.90, 11,088,004.05 and 5,280,672.90 is: 7,905,572.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406,436.90 : 11,088,004.05 = 5,280,672.90 : x
  2. Step 2: Convert to fraction form
    7,406,436.90/11,088,004.05 = 5,280,672.90/x
  3. Step 3: Cross multiply
    7,406,436.90x = 11,088,004.05 × 5,280,672.90
  4. Step 4: Simplify right side
    7,406,436.90x = 58,552,122,501,925.25
  5. Step 5: Solve for x
    x = 58,552,122,501,925.25/7,406,436.90
  6. Step 6: Final answer
    x = 7,905,572.31

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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.