Home / 73,289,294.72-101,178,492.57-56,507,381.18

Finding the Fourth Proportional to 73,289,294.72, 101,178,492.57 and 56,507,381.18

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Solution

The fourth proportional to 73,289,294.72, 101,178,492.57 and 56,507,381.18 is: 78,010,460.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,289,294.72 : 101,178,492.57 = 56,507,381.18 : x
  2. Step 2: Convert to fraction form
    73,289,294.72/101,178,492.57 = 56,507,381.18/x
  3. Step 3: Cross multiply
    73,289,294.72x = 101,178,492.57 × 56,507,381.18
  4. Step 4: Simplify right side
    73,289,294.72x = 5,717,331,646,364,895
  5. Step 5: Solve for x
    x = 5,717,331,646,364,895/73,289,294.72
  6. Step 6: Final answer
    x = 78,010,460.72

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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.