Home / 91,657,436.91-126,483,412.53-51,967,637.67

Finding the Fourth Proportional to 91,657,436.91, 126,483,412.53 and 51,967,637.67

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Solution

The fourth proportional to 91,657,436.91, 126,483,412.53 and 51,967,637.67 is: 71,713,156.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,657,436.91 : 126,483,412.53 = 51,967,637.67 : x
  2. Step 2: Convert to fraction form
    91,657,436.91/126,483,412.53 = 51,967,637.67/x
  3. Step 3: Cross multiply
    91,657,436.91x = 126,483,412.53 × 51,967,637.67
  4. Step 4: Simplify right side
    91,657,436.91x = 6,573,044,153,624,178
  5. Step 5: Solve for x
    x = 6,573,044,153,624,178/91,657,436.91
  6. Step 6: Final answer
    x = 71,713,156.89

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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.