Home / 30,249,667.80-45,374,501.70-11,082,362.40

Finding the Fourth Proportional to 30,249,667.80, 45,374,501.70 and 11,082,362.40

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Solution

The fourth proportional to 30,249,667.80, 45,374,501.70 and 11,082,362.40 is: 16,623,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,249,667.80 : 45,374,501.70 = 11,082,362.40 : x
  2. Step 2: Convert to fraction form
    30,249,667.80/45,374,501.70 = 11,082,362.40/x
  3. Step 3: Cross multiply
    30,249,667.80x = 45,374,501.70 × 11,082,362.40
  4. Step 4: Simplify right side
    30,249,667.80x = 502,856,671,558,816.12
  5. Step 5: Solve for x
    x = 502,856,671,558,816.12/30,249,667.80
  6. Step 6: Final answer
    x = 16,623,543.60

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1.5x scale

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.