Home / 72,215,430.34-99,657,293.86-41,276,263.92

Finding the Fourth Proportional to 72,215,430.34, 99,657,293.86 and 41,276,263.92

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Solution

The fourth proportional to 72,215,430.34, 99,657,293.86 and 41,276,263.92 is: 56,961,244.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,215,430.34 : 99,657,293.86 = 41,276,263.92 : x
  2. Step 2: Convert to fraction form
    72,215,430.34/99,657,293.86 = 41,276,263.92/x
  3. Step 3: Cross multiply
    72,215,430.34x = 99,657,293.86 × 41,276,263.92
  4. Step 4: Simplify right side
    72,215,430.34x = 4,113,480,762,918,355.50
  5. Step 5: Solve for x
    x = 4,113,480,762,918,355.50/72,215,430.34
  6. Step 6: Final answer
    x = 56,961,244.20

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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.