Home / 34,368,235.76-47,426,541.72-18,898,972.40

Finding the Fourth Proportional to 34,368,235.76, 47,426,541.72 and 18,898,972.40

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Solution

The fourth proportional to 34,368,235.76, 47,426,541.72 and 18,898,972.40 is: 26,079,689.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,368,235.76 : 47,426,541.72 = 18,898,972.40 : x
  2. Step 2: Convert to fraction form
    34,368,235.76/47,426,541.72 = 18,898,972.40/x
  3. Step 3: Cross multiply
    34,368,235.76x = 47,426,541.72 × 18,898,972.40
  4. Step 4: Simplify right side
    34,368,235.76x = 896,312,902,993,728.38
  5. Step 5: Solve for x
    x = 896,312,902,993,728.38/34,368,235.76
  6. Step 6: Final answer
    x = 26,079,689.08

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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.