Home / 30,249,741.40-45,374,612.10-10,054,983.40

Finding the Fourth Proportional to 30,249,741.40, 45,374,612.10 and 10,054,983.40

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Solution

The fourth proportional to 30,249,741.40, 45,374,612.10 and 10,054,983.40 is: 15,082,475.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,249,741.40 : 45,374,612.10 = 10,054,983.40 : x
  2. Step 2: Convert to fraction form
    30,249,741.40/45,374,612.10 = 10,054,983.40/x
  3. Step 3: Cross multiply
    30,249,741.40x = 45,374,612.10 × 10,054,983.40
  4. Step 4: Simplify right side
    30,249,741.40x = 456,240,971,446,939.19
  5. Step 5: Solve for x
    x = 456,240,971,446,939.19/30,249,741.40
  6. Step 6: Final answer
    x = 15,082,475.10

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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.