Home / 42,955,365.23-64,439,099.34-13,799,427.35

Finding the Fourth Proportional to 42,955,365.23, 64,439,099.34 and 13,799,427.35

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Solution

The fourth proportional to 42,955,365.23, 64,439,099.34 and 13,799,427.35 is: 20,701,085.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,955,365.23 : 64,439,099.34 = 13,799,427.35 : x
  2. Step 2: Convert to fraction form
    42,955,365.23/64,439,099.34 = 13,799,427.35/x
  3. Step 3: Cross multiply
    42,955,365.23x = 64,439,099.34 × 13,799,427.35
  4. Step 4: Simplify right side
    42,955,365.23x = 889,222,669,830,289.62
  5. Step 5: Solve for x
    x = 889,222,669,830,289.62/42,955,365.23
  6. Step 6: Final answer
    x = 20,701,085.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.