Home / 13,637,296.74-18,819,868.48-7,442,740.76

Finding the Fourth Proportional to 13,637,296.74, 18,819,868.48 and 7,442,740.76

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Solution

The fourth proportional to 13,637,296.74, 18,819,868.48 and 7,442,740.76 is: 10,271,200.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,637,296.74 : 18,819,868.48 = 7,442,740.76 : x
  2. Step 2: Convert to fraction form
    13,637,296.74/18,819,868.48 = 7,442,740.76/x
  3. Step 3: Cross multiply
    13,637,296.74x = 18,819,868.48 × 7,442,740.76
  4. Step 4: Simplify right side
    13,637,296.74x = 140,071,402,233,935.25
  5. Step 5: Solve for x
    x = 140,071,402,233,935.25/13,637,296.74
  6. Step 6: Final answer
    x = 10,271,200.00

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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.