Home / 91,679,536.50-126,535,732.66-52,547,541.46

Finding the Fourth Proportional to 91,679,536.50, 126,535,732.66 and 52,547,541.46

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Solution

The fourth proportional to 91,679,536.50, 126,535,732.66 and 52,547,541.46 is: 72,525,908.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,679,536.50 : 126,535,732.66 = 52,547,541.46 : x
  2. Step 2: Convert to fraction form
    91,679,536.50/126,535,732.66 = 52,547,541.46/x
  3. Step 3: Cross multiply
    91,679,536.50x = 126,535,732.66 × 52,547,541.46
  4. Step 4: Simplify right side
    91,679,536.50x = 6,649,141,658,122,826
  5. Step 5: Solve for x
    x = 6,649,141,658,122,826/91,679,536.50
  6. Step 6: Final answer
    x = 72,525,908.31

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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.