Home / 45,912,701.52-63,285,681.74-31,023,377.24

Finding the Fourth Proportional to 45,912,701.52, 63,285,681.74 and 31,023,377.24

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Solution

The fourth proportional to 45,912,701.52, 63,285,681.74 and 31,023,377.24 is: 42,762,362.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,912,701.52 : 63,285,681.74 = 31,023,377.24 : x
  2. Step 2: Convert to fraction form
    45,912,701.52/63,285,681.74 = 31,023,377.24/x
  3. Step 3: Cross multiply
    45,912,701.52x = 63,285,681.74 × 31,023,377.24
  4. Step 4: Simplify right side
    45,912,701.52x = 1,963,335,578,039,054.25
  5. Step 5: Solve for x
    x = 1,963,335,578,039,054.25/45,912,701.52
  6. Step 6: Final answer
    x = 42,762,362.33

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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.