Home / 30,358,111.60-41,894,068.68-16,419,482.16

Finding the Fourth Proportional to 30,358,111.60, 41,894,068.68 and 16,419,482.16

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Solution

The fourth proportional to 30,358,111.60, 41,894,068.68 and 16,419,482.16 is: 22,658,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,358,111.60 : 41,894,068.68 = 16,419,482.16 : x
  2. Step 2: Convert to fraction form
    30,358,111.60/41,894,068.68 = 16,419,482.16/x
  3. Step 3: Cross multiply
    30,358,111.60x = 41,894,068.68 × 16,419,482.16
  4. Step 4: Simplify right side
    30,358,111.60x = 687,878,913,301,074.75
  5. Step 5: Solve for x
    x = 687,878,913,301,074.75/30,358,111.60
  6. Step 6: Final answer
    x = 22,658,817.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.