Home / 7,472,779.56-10,312,550.10-4,417,278.12

Finding the Fourth Proportional to 7,472,779.56, 10,312,550.10 and 4,417,278.12

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Solution

The fourth proportional to 7,472,779.56, 10,312,550.10 and 4,417,278.12 is: 6,095,911.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472,779.56 : 10,312,550.10 = 4,417,278.12 : x
  2. Step 2: Convert to fraction form
    7,472,779.56/10,312,550.10 = 4,417,278.12/x
  3. Step 3: Cross multiply
    7,472,779.56x = 10,312,550.10 × 4,417,278.12
  4. Step 4: Simplify right side
    7,472,779.56x = 45,553,401,918,133.81
  5. Step 5: Solve for x
    x = 45,553,401,918,133.81/7,472,779.56
  6. Step 6: Final answer
    x = 6,095,911.37

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Double scale
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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.