Home / 7,661,402.30-10,572,807.42-4,223,766.35

Finding the Fourth Proportional to 7,661,402.30, 10,572,807.42 and 4,223,766.35

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Solution

The fourth proportional to 7,661,402.30, 10,572,807.42 and 4,223,766.35 is: 5,828,837.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,402.30 : 10,572,807.42 = 4,223,766.35 : x
  2. Step 2: Convert to fraction form
    7,661,402.30/10,572,807.42 = 4,223,766.35/x
  3. Step 3: Cross multiply
    7,661,402.30x = 10,572,807.42 × 4,223,766.35
  4. Step 4: Simplify right side
    7,661,402.30x = 44,657,068,232,058.34
  5. Step 5: Solve for x
    x = 44,657,068,232,058.34/7,661,402.30
  6. Step 6: Final answer
    x = 5,828,837.39

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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.