Home / 91,068,526.65-125,674,566.81-49,252,591.69

Finding the Fourth Proportional to 91,068,526.65, 125,674,566.81 and 49,252,591.69

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Solution

The fourth proportional to 91,068,526.65, 125,674,566.81 and 49,252,591.69 is: 67,968,576.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,068,526.65 : 125,674,566.81 = 49,252,591.69 : x
  2. Step 2: Convert to fraction form
    91,068,526.65/125,674,566.81 = 49,252,591.69/x
  3. Step 3: Cross multiply
    91,068,526.65x = 125,674,566.81 × 49,252,591.69
  4. Step 4: Simplify right side
    91,068,526.65x = 6,189,798,124,688,965
  5. Step 5: Solve for x
    x = 6,189,798,124,688,965/91,068,526.65
  6. Step 6: Final answer
    x = 67,968,576.55

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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.