Home / 65,049,549.28-89,768,126.32-40,264,796

Finding the Fourth Proportional to 65,049,549.28, 89,768,126.32 and 40,264,796

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Solution

The fourth proportional to 65,049,549.28, 89,768,126.32 and 40,264,796 is: 55,565,262.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,049,549.28 : 89,768,126.32 = 40,264,796 : x
  2. Step 2: Convert to fraction form
    65,049,549.28/89,768,126.32 = 40,264,796/x
  3. Step 3: Cross multiply
    65,049,549.28x = 89,768,126.32 × 40,264,796
  4. Step 4: Simplify right side
    65,049,549.28x = 3,614,495,293,577,030.50
  5. Step 5: Solve for x
    x = 3,614,495,293,577,030.50/65,049,549.28
  6. Step 6: Final answer
    x = 55,565,262.69

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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.