Home / 52,459,008.40-78,688,512.60-16,557,216.40

Finding the Fourth Proportional to 52,459,008.40, 78,688,512.60 and 16,557,216.40

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Solution

The fourth proportional to 52,459,008.40, 78,688,512.60 and 16,557,216.40 is: 24,835,824.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,459,008.40 : 78,688,512.60 = 16,557,216.40 : x
  2. Step 2: Convert to fraction form
    52,459,008.40/78,688,512.60 = 16,557,216.40/x
  3. Step 3: Cross multiply
    52,459,008.40x = 78,688,512.60 × 16,557,216.40
  4. Step 4: Simplify right side
    52,459,008.40x = 1,302,862,731,312,326.50
  5. Step 5: Solve for x
    x = 1,302,862,731,312,326.50/52,459,008.40
  6. Step 6: Final answer
    x = 24,835,824.60

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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.