Home / 10,709,838.18-14,779,833.47-5,815,266.57

Finding the Fourth Proportional to 10,709,838.18, 14,779,833.47 and 5,815,266.57

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Solution

The fourth proportional to 10,709,838.18, 14,779,833.47 and 5,815,266.57 is: 8,025,207.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709,838.18 : 14,779,833.47 = 5,815,266.57 : x
  2. Step 2: Convert to fraction form
    10,709,838.18/14,779,833.47 = 5,815,266.57/x
  3. Step 3: Cross multiply
    10,709,838.18x = 14,779,833.47 × 5,815,266.57
  4. Step 4: Simplify right side
    10,709,838.18x = 85,948,671,459,181.77
  5. Step 5: Solve for x
    x = 85,948,671,459,181.77/10,709,838.18
  6. Step 6: Final answer
    x = 8,025,207.29

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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.