Home / 48,280,073.20-72,420,109.80-43,018,807.30

Finding the Fourth Proportional to 48,280,073.20, 72,420,109.80 and 43,018,807.30

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Solution

The fourth proportional to 48,280,073.20, 72,420,109.80 and 43,018,807.30 is: 64,528,210.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,280,073.20 : 72,420,109.80 = 43,018,807.30 : x
  2. Step 2: Convert to fraction form
    48,280,073.20/72,420,109.80 = 43,018,807.30/x
  3. Step 3: Cross multiply
    48,280,073.20x = 72,420,109.80 × 43,018,807.30
  4. Step 4: Simplify right side
    48,280,073.20x = 3,115,426,748,131,041
  5. Step 5: Solve for x
    x = 3,115,426,748,131,041/48,280,073.20
  6. Step 6: Final answer
    x = 64,528,210.95

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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.