Home / 42,573,260.40-63,853,669.80-12,277,964.40

Finding the Fourth Proportional to 42,573,260.40, 63,853,669.80 and 12,277,964.40

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Solution

The fourth proportional to 42,573,260.40, 63,853,669.80 and 12,277,964.40 is: 18,415,152.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,573,260.40 : 63,853,669.80 = 12,277,964.40 : x
  2. Step 2: Convert to fraction form
    42,573,260.40/63,853,669.80 = 12,277,964.40/x
  3. Step 3: Cross multiply
    42,573,260.40x = 63,853,669.80 × 12,277,964.40
  4. Step 4: Simplify right side
    42,573,260.40x = 783,993,084,613,755.12
  5. Step 5: Solve for x
    x = 783,993,084,613,755.12/42,573,260.40
  6. Step 6: Final answer
    x = 18,415,152.55

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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.