Home / 42,607,530.60-63,873,971.10-25,574,980.20

Finding the Fourth Proportional to 42,607,530.60, 63,873,971.10 and 25,574,980.20

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Solution

The fourth proportional to 42,607,530.60, 63,873,971.10 and 25,574,980.20 is: 38,340,066.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,607,530.60 : 63,873,971.10 = 25,574,980.20 : x
  2. Step 2: Convert to fraction form
    42,607,530.60/63,873,971.10 = 25,574,980.20/x
  3. Step 3: Cross multiply
    42,607,530.60x = 63,873,971.10 × 25,574,980.20
  4. Step 4: Simplify right side
    42,607,530.60x = 1,633,575,546,177,872.25
  5. Step 5: Solve for x
    x = 1,633,575,546,177,872.25/42,607,530.60
  6. Step 6: Final answer
    x = 38,340,066.26

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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.