Home / 72,925,492.01-100,626,000.05-41,979,681.77

Finding the Fourth Proportional to 72,925,492.01, 100,626,000.05 and 41,979,681.77

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Solution

The fourth proportional to 72,925,492.01, 100,626,000.05 and 41,979,681.77 is: 57,925,525.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,925,492.01 : 100,626,000.05 = 41,979,681.77 : x
  2. Step 2: Convert to fraction form
    72,925,492.01/100,626,000.05 = 41,979,681.77/x
  3. Step 3: Cross multiply
    72,925,492.01x = 100,626,000.05 × 41,979,681.77
  4. Step 4: Simplify right side
    72,925,492.01x = 4,224,247,459,677,106
  5. Step 5: Solve for x
    x = 4,224,247,459,677,106/72,925,492.01
  6. Step 6: Final answer
    x = 57,925,525.67

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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.