Home / 53,030,014.83-73,172,988.45-29,820,659.58

Finding the Fourth Proportional to 53,030,014.83, 73,172,988.45 and 29,820,659.58

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Solution

The fourth proportional to 53,030,014.83, 73,172,988.45 and 29,820,659.58 is: 41,147,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,030,014.83 : 73,172,988.45 = 29,820,659.58 : x
  2. Step 2: Convert to fraction form
    53,030,014.83/73,172,988.45 = 29,820,659.58/x
  3. Step 3: Cross multiply
    53,030,014.83x = 73,172,988.45 × 29,820,659.58
  4. Step 4: Simplify right side
    53,030,014.83x = 2,182,066,779,018,721.75
  5. Step 5: Solve for x
    x = 2,182,066,779,018,721.75/53,030,014.83
  6. Step 6: Final answer
    x = 41,147,768.60

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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.