Home / 91,679,534.50-126,535,729.90-52,547,539.46

Finding the Fourth Proportional to 91,679,534.50, 126,535,729.90 and 52,547,539.46

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Solution

The fourth proportional to 91,679,534.50, 126,535,729.90 and 52,547,539.46 is: 72,525,905.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,679,534.50 : 126,535,729.90 = 52,547,539.46 : x
  2. Step 2: Convert to fraction form
    91,679,534.50/126,535,729.90 = 52,547,539.46/x
  3. Step 3: Cross multiply
    91,679,534.50x = 126,535,729.90 × 52,547,539.46
  4. Step 4: Simplify right side
    91,679,534.50x = 6,649,141,260,020,152
  5. Step 5: Solve for x
    x = 6,649,141,260,020,152/91,679,534.50
  6. Step 6: Final answer
    x = 72,525,905.55

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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.