Home / 7,671,875.56-10,587,038.20-4,187,239.31

Finding the Fourth Proportional to 7,671,875.56, 10,587,038.20 and 4,187,239.31

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Solution

The fourth proportional to 7,671,875.56, 10,587,038.20 and 4,187,239.31 is: 5,778,308.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671,875.56 : 10,587,038.20 = 4,187,239.31 : x
  2. Step 2: Convert to fraction form
    7,671,875.56/10,587,038.20 = 4,187,239.31/x
  3. Step 3: Cross multiply
    7,671,875.56x = 10,587,038.20 × 4,187,239.31
  4. Step 4: Simplify right side
    7,671,875.56x = 44,330,462,555,285.66
  5. Step 5: Solve for x
    x = 44,330,462,555,285.66/7,671,875.56
  6. Step 6: Final answer
    x = 5,778,308.34

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1.5x scale

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.