Home / 53,995,422.96-74,513,635.56-30,478,909.77

Finding the Fourth Proportional to 53,995,422.96, 74,513,635.56 and 30,478,909.77

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Solution

The fourth proportional to 53,995,422.96, 74,513,635.56 and 30,478,909.77 is: 42,060,868.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,995,422.96 : 74,513,635.56 = 30,478,909.77 : x
  2. Step 2: Convert to fraction form
    53,995,422.96/74,513,635.56 = 30,478,909.77/x
  3. Step 3: Cross multiply
    53,995,422.96x = 74,513,635.56 × 30,478,909.77
  4. Step 4: Simplify right side
    53,995,422.96x = 2,271,094,374,867,903.50
  5. Step 5: Solve for x
    x = 2,271,094,374,867,903.50/53,995,422.96
  6. Step 6: Final answer
    x = 42,060,868.32

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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.