Home / 30,535,669.51-45,803,475.10-7,816,530.31

Finding the Fourth Proportional to 30,535,669.51, 45,803,475.10 and 7,816,530.31

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Solution

The fourth proportional to 30,535,669.51, 45,803,475.10 and 7,816,530.31 is: 11,724,788.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,535,669.51 : 45,803,475.10 = 7,816,530.31 : x
  2. Step 2: Convert to fraction form
    30,535,669.51/45,803,475.10 = 7,816,530.31/x
  3. Step 3: Cross multiply
    30,535,669.51x = 45,803,475.10 × 7,816,530.31
  4. Step 4: Simplify right side
    30,535,669.51x = 358,024,251,422,480.25
  5. Step 5: Solve for x
    x = 358,024,251,422,480.25/30,535,669.51
  6. Step 6: Final answer
    x = 11,724,788.00

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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.