Home / 40,425,875.60-60,638,813.40-30,859,937.60

Finding the Fourth Proportional to 40,425,875.60, 60,638,813.40 and 30,859,937.60

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Solution

The fourth proportional to 40,425,875.60, 60,638,813.40 and 30,859,937.60 is: 46,289,906.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,425,875.60 : 60,638,813.40 = 30,859,937.60 : x
  2. Step 2: Convert to fraction form
    40,425,875.60/60,638,813.40 = 30,859,937.60/x
  3. Step 3: Cross multiply
    40,425,875.60x = 60,638,813.40 × 30,859,937.60
  4. Step 4: Simplify right side
    40,425,875.60x = 1,871,309,997,662,044
  5. Step 5: Solve for x
    x = 1,871,309,997,662,044/40,425,875.60
  6. Step 6: Final answer
    x = 46,289,906.40

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1.5x scale

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.