Home / 9,881,038.40-13,635,830.86-5,530,124.41

Finding the Fourth Proportional to 9,881,038.40, 13,635,830.86 and 5,530,124.41

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Solution

The fourth proportional to 9,881,038.40, 13,635,830.86 and 5,530,124.41 is: 7,631,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881,038.40 : 13,635,830.86 = 5,530,124.41 : x
  2. Step 2: Convert to fraction form
    9,881,038.40/13,635,830.86 = 5,530,124.41/x
  3. Step 3: Cross multiply
    9,881,038.40x = 13,635,830.86 × 5,530,124.41
  4. Step 4: Simplify right side
    9,881,038.40x = 75,407,841,041,602.41
  5. Step 5: Solve for x
    x = 75,407,841,041,602.41/9,881,038.40
  6. Step 6: Final answer
    x = 7,631,570.49

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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.