Home / 32,258,457.20-48,387,685.80-20,837,068.40

Finding the Fourth Proportional to 32,258,457.20, 48,387,685.80 and 20,837,068.40

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Solution

The fourth proportional to 32,258,457.20, 48,387,685.80 and 20,837,068.40 is: 31,255,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,258,457.20 : 48,387,685.80 = 20,837,068.40 : x
  2. Step 2: Convert to fraction form
    32,258,457.20/48,387,685.80 = 20,837,068.40/x
  3. Step 3: Cross multiply
    32,258,457.20x = 48,387,685.80 × 20,837,068.40
  4. Step 4: Simplify right side
    32,258,457.20x = 1,008,257,518,732,308.62
  5. Step 5: Solve for x
    x = 1,008,257,518,732,308.62/32,258,457.20
  6. Step 6: Final answer
    x = 31,255,602.60

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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.