Home / 7,433,312.40-11,142,437.40-5,037,397.20

Finding the Fourth Proportional to 7,433,312.40, 11,142,437.40 and 5,037,397.20

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Solution

The fourth proportional to 7,433,312.40, 11,142,437.40 and 5,037,397.20 is: 7,550,992.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433,312.40 : 11,142,437.40 = 5,037,397.20 : x
  2. Step 2: Convert to fraction form
    7,433,312.40/11,142,437.40 = 5,037,397.20/x
  3. Step 3: Cross multiply
    7,433,312.40x = 11,142,437.40 × 5,037,397.20
  4. Step 4: Simplify right side
    7,433,312.40x = 56,128,882,959,935.28
  5. Step 5: Solve for x
    x = 56,128,882,959,935.28/7,433,312.40
  6. Step 6: Final answer
    x = 7,550,992.07

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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.