Home / 70,197,245.84-105,341,335.68-37,871,461.28

Finding the Fourth Proportional to 70,197,245.84, 105,341,335.68 and 37,871,461.28

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Solution

The fourth proportional to 70,197,245.84, 105,341,335.68 and 37,871,461.28 is: 56,831,721.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,197,245.84 : 105,341,335.68 = 37,871,461.28 : x
  2. Step 2: Convert to fraction form
    70,197,245.84/105,341,335.68 = 37,871,461.28/x
  3. Step 3: Cross multiply
    70,197,245.84x = 105,341,335.68 × 37,871,461.28
  4. Step 4: Simplify right side
    70,197,245.84x = 3,989,430,315,388,603
  5. Step 5: Solve for x
    x = 3,989,430,315,388,603/70,197,245.84
  6. Step 6: Final answer
    x = 56,831,721.35

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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.