Home / 27,363,815,985.64-37,766,030,548.36-15,321,602,842.24

Finding the Fourth Proportional to 27,363,815,985.64, 37,766,030,548.36 and 15,321,602,842.24

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Solution

The fourth proportional to 27,363,815,985.64, 37,766,030,548.36 and 15,321,602,842.24 is: 21,146,031,726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,363,815,985.64 : 37,766,030,548.36 = 15,321,602,842.24 : x
  2. Step 2: Convert to fraction form
    27,363,815,985.64/37,766,030,548.36 = 15,321,602,842.24/x
  3. Step 3: Cross multiply
    27,363,815,985.64x = 37,766,030,548.36 × 15,321,602,842.24
  4. Step 4: Simplify right side
    27,363,815,985.64x = 578,636,120,989,875,240,960
  5. Step 5: Solve for x
    x = 578,636,120,989,875,240,960/27,363,815,985.64
  6. Step 6: Final answer
    x = 21,146,031,726.48

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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.