Home / 55,346,038.60-83,019,057.90-54,590,211.40

Finding the Fourth Proportional to 55,346,038.60, 83,019,057.90 and 54,590,211.40

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Solution

The fourth proportional to 55,346,038.60, 83,019,057.90 and 54,590,211.40 is: 81,885,317.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,346,038.60 : 83,019,057.90 = 54,590,211.40 : x
  2. Step 2: Convert to fraction form
    55,346,038.60/83,019,057.90 = 54,590,211.40/x
  3. Step 3: Cross multiply
    55,346,038.60x = 83,019,057.90 × 54,590,211.40
  4. Step 4: Simplify right side
    55,346,038.60x = 4,532,027,920,989,840
  5. Step 5: Solve for x
    x = 4,532,027,920,989,840/55,346,038.60
  6. Step 6: Final answer
    x = 81,885,317.10

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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.