Home / 7,445,212.60-10,402,040-7,445,212.60

Finding the Fourth Proportional to 7,445,212.60, 10,402,040 and 7,445,212.60

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Solution

The fourth proportional to 7,445,212.60, 10,402,040 and 7,445,212.60 is: 10,402,040

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445,212.60 : 10,402,040 = 7,445,212.60 : x
  2. Step 2: Convert to fraction form
    7,445,212.60/10,402,040 = 7,445,212.60/x
  3. Step 3: Cross multiply
    7,445,212.60x = 10,402,040 × 7,445,212.60
  4. Step 4: Simplify right side
    7,445,212.60x = 77,445,399,273,704
  5. Step 5: Solve for x
    x = 77,445,399,273,704/7,445,212.60
  6. Step 6: Final answer
    x = 10,402,040

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.