Home / 30,555,277.32-42,277,315.44-26,643,191.16

Finding the Fourth Proportional to 30,555,277.32, 42,277,315.44 and 26,643,191.16

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Solution

The fourth proportional to 30,555,277.32, 42,277,315.44 and 26,643,191.16 is: 36,864,420.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,555,277.32 : 42,277,315.44 = 26,643,191.16 : x
  2. Step 2: Convert to fraction form
    30,555,277.32/42,277,315.44 = 26,643,191.16/x
  3. Step 3: Cross multiply
    30,555,277.32x = 42,277,315.44 × 26,643,191.16
  4. Step 4: Simplify right side
    30,555,277.32x = 1,126,402,596,999,539.50
  5. Step 5: Solve for x
    x = 1,126,402,596,999,539.50/30,555,277.32
  6. Step 6: Final answer
    x = 36,864,420.68

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Double scale
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1.5x scale

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.