Home / 10,158,637.90-14,014,929.40-5,805,388.75

Finding the Fourth Proportional to 10,158,637.90, 14,014,929.40 and 5,805,388.75

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Solution

The fourth proportional to 10,158,637.90, 14,014,929.40 and 5,805,388.75 is: 8,009,155.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158,637.90 : 14,014,929.40 = 5,805,388.75 : x
  2. Step 2: Convert to fraction form
    10,158,637.90/14,014,929.40 = 5,805,388.75/x
  3. Step 3: Cross multiply
    10,158,637.90x = 14,014,929.40 × 5,805,388.75
  4. Step 4: Simplify right side
    10,158,637.90x = 81,362,113,470,804.25
  5. Step 5: Solve for x
    x = 81,362,113,470,804.25/10,158,637.90
  6. Step 6: Final answer
    x = 8,009,155.78

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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.