Home / 10,377,217.40-15,565,826.10-6,607,412.60

Finding the Fourth Proportional to 10,377,217.40, 15,565,826.10 and 6,607,412.60

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Solution

The fourth proportional to 10,377,217.40, 15,565,826.10 and 6,607,412.60 is: 9,911,118.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377,217.40 : 15,565,826.10 = 6,607,412.60 : x
  2. Step 2: Convert to fraction form
    10,377,217.40/15,565,826.10 = 6,607,412.60/x
  3. Step 3: Cross multiply
    10,377,217.40x = 15,565,826.10 × 6,607,412.60
  4. Step 4: Simplify right side
    10,377,217.40x = 102,849,835,502,548.86
  5. Step 5: Solve for x
    x = 102,849,835,502,548.86/10,377,217.40
  6. Step 6: Final answer
    x = 9,911,118.90

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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.