Home / 76,602,045.40-114,903,068.10-36,291,261.40

Finding the Fourth Proportional to 76,602,045.40, 114,903,068.10 and 36,291,261.40

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Solution

The fourth proportional to 76,602,045.40, 114,903,068.10 and 36,291,261.40 is: 54,436,892.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,602,045.40 : 114,903,068.10 = 36,291,261.40 : x
  2. Step 2: Convert to fraction form
    76,602,045.40/114,903,068.10 = 36,291,261.40/x
  3. Step 3: Cross multiply
    76,602,045.40x = 114,903,068.10 × 36,291,261.40
  4. Step 4: Simplify right side
    76,602,045.40x = 4,169,977,280,079,101
  5. Step 5: Solve for x
    x = 4,169,977,280,079,101/76,602,045.40
  6. Step 6: Final answer
    x = 54,436,892.10

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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.