Home / 42,019,376.60-63,029,064.90-29,689,945.40

Finding the Fourth Proportional to 42,019,376.60, 63,029,064.90 and 29,689,945.40

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Solution

The fourth proportional to 42,019,376.60, 63,029,064.90 and 29,689,945.40 is: 44,534,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,019,376.60 : 63,029,064.90 = 29,689,945.40 : x
  2. Step 2: Convert to fraction form
    42,019,376.60/63,029,064.90 = 29,689,945.40/x
  3. Step 3: Cross multiply
    42,019,376.60x = 63,029,064.90 × 29,689,945.40
  4. Step 4: Simplify right side
    42,019,376.60x = 1,871,329,495,494,056.25
  5. Step 5: Solve for x
    x = 1,871,329,495,494,056.25/42,019,376.60
  6. Step 6: Final answer
    x = 44,534,918.10

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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.