Home / 82,574,600.69-113,953,360.47-45,407,277.92

Finding the Fourth Proportional to 82,574,600.69, 113,953,360.47 and 45,407,277.92

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Solution

The fourth proportional to 82,574,600.69, 113,953,360.47 and 45,407,277.92 is: 62,662,269.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,574,600.69 : 113,953,360.47 = 45,407,277.92 : x
  2. Step 2: Convert to fraction form
    82,574,600.69/113,953,360.47 = 45,407,277.92/x
  3. Step 3: Cross multiply
    82,574,600.69x = 113,953,360.47 × 45,407,277.92
  4. Step 4: Simplify right side
    82,574,600.69x = 5,174,311,908,779,232
  5. Step 5: Solve for x
    x = 5,174,311,908,779,232/82,574,600.69
  6. Step 6: Final answer
    x = 62,662,269.82

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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.