Home / 43,889,688.17-65,787,013.67-28,547,941.49

Finding the Fourth Proportional to 43,889,688.17, 65,787,013.67 and 28,547,941.49

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Solution

The fourth proportional to 43,889,688.17, 65,787,013.67 and 28,547,941.49 is: 42,791,003.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,889,688.17 : 65,787,013.67 = 28,547,941.49 : x
  2. Step 2: Convert to fraction form
    43,889,688.17/65,787,013.67 = 28,547,941.49/x
  3. Step 3: Cross multiply
    43,889,688.17x = 65,787,013.67 × 28,547,941.49
  4. Step 4: Simplify right side
    43,889,688.17x = 1,878,083,816,581,315.25
  5. Step 5: Solve for x
    x = 1,878,083,816,581,315.25/43,889,688.17
  6. Step 6: Final answer
    x = 42,791,003.88

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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.