Home / 30,535,667.51-45,803,472.10-7,816,528.31

Finding the Fourth Proportional to 30,535,667.51, 45,803,472.10 and 7,816,528.31

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Solution

The fourth proportional to 30,535,667.51, 45,803,472.10 and 7,816,528.31 is: 11,724,785.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,535,667.51 : 45,803,472.10 = 7,816,528.31 : x
  2. Step 2: Convert to fraction form
    30,535,667.51/45,803,472.10 = 7,816,528.31/x
  3. Step 3: Cross multiply
    30,535,667.51x = 45,803,472.10 × 7,816,528.31
  4. Step 4: Simplify right side
    30,535,667.51x = 358,024,136,365,945.12
  5. Step 5: Solve for x
    x = 358,024,136,365,945.12/30,535,667.51
  6. Step 6: Final answer
    x = 11,724,785.00

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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.