Home / 42,425,328.46-63,611,948.28-16,487,343.76

Finding the Fourth Proportional to 42,425,328.46, 63,611,948.28 and 16,487,343.76

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Solution

The fourth proportional to 42,425,328.46, 63,611,948.28 and 16,487,343.76 is: 24,720,894.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,425,328.46 : 63,611,948.28 = 16,487,343.76 : x
  2. Step 2: Convert to fraction form
    42,425,328.46/63,611,948.28 = 16,487,343.76/x
  3. Step 3: Cross multiply
    42,425,328.46x = 63,611,948.28 × 16,487,343.76
  4. Step 4: Simplify right side
    42,425,328.46x = 1,048,792,058,535,700.75
  5. Step 5: Solve for x
    x = 1,048,792,058,535,700.75/42,425,328.46
  6. Step 6: Final answer
    x = 24,720,894.25

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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.