Home / 47,129,602.84-70,693,693.98-21,203,595.16

Finding the Fourth Proportional to 47,129,602.84, 70,693,693.98 and 21,203,595.16

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Solution

The fourth proportional to 47,129,602.84, 70,693,693.98 and 21,203,595.16 is: 31,805,073.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,129,602.84 : 70,693,693.98 = 21,203,595.16 : x
  2. Step 2: Convert to fraction form
    47,129,602.84/70,693,693.98 = 21,203,595.16/x
  3. Step 3: Cross multiply
    47,129,602.84x = 70,693,693.98 × 21,203,595.16
  4. Step 4: Simplify right side
    47,129,602.84x = 1,498,960,467,516,849.25
  5. Step 5: Solve for x
    x = 1,498,960,467,516,849.25/47,129,602.84
  6. Step 6: Final answer
    x = 31,805,073.19

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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.