Home / 72,215,430.70-99,657,294.38-41,276,264.30

Finding the Fourth Proportional to 72,215,430.70, 99,657,294.38 and 41,276,264.30

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Solution

The fourth proportional to 72,215,430.70, 99,657,294.38 and 41,276,264.30 is: 56,961,244.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,215,430.70 : 99,657,294.38 = 41,276,264.30 : x
  2. Step 2: Convert to fraction form
    72,215,430.70/99,657,294.38 = 41,276,264.30/x
  3. Step 3: Cross multiply
    72,215,430.70x = 99,657,294.38 × 41,276,264.30
  4. Step 4: Simplify right side
    72,215,430.70x = 4,113,480,822,251,784
  5. Step 5: Solve for x
    x = 4,113,480,822,251,784/72,215,430.70
  6. Step 6: Final answer
    x = 56,961,244.74

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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.