Home / 57,871,005.50-87,152,935.02-52,705,398.98

Finding the Fourth Proportional to 57,871,005.50, 87,152,935.02 and 52,705,398.98

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Solution

The fourth proportional to 57,871,005.50, 87,152,935.02 and 52,705,398.98 is: 79,373,602.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,871,005.50 : 87,152,935.02 = 52,705,398.98 : x
  2. Step 2: Convert to fraction form
    57,871,005.50/87,152,935.02 = 52,705,398.98/x
  3. Step 3: Cross multiply
    57,871,005.50x = 87,152,935.02 × 52,705,398.98
  4. Step 4: Simplify right side
    57,871,005.50x = 4,593,430,212,507,114
  5. Step 5: Solve for x
    x = 4,593,430,212,507,114/57,871,005.50
  6. Step 6: Final answer
    x = 79,373,602.94

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.