Home / 10,927,225.40-16,390,838.10-5,258,521.40

Finding the Fourth Proportional to 10,927,225.40, 16,390,838.10 and 5,258,521.40

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Solution

The fourth proportional to 10,927,225.40, 16,390,838.10 and 5,258,521.40 is: 7,887,782.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927,225.40 : 16,390,838.10 = 5,258,521.40 : x
  2. Step 2: Convert to fraction form
    10,927,225.40/16,390,838.10 = 5,258,521.40/x
  3. Step 3: Cross multiply
    10,927,225.40x = 16,390,838.10 × 5,258,521.40
  4. Step 4: Simplify right side
    10,927,225.40x = 86,191,572,912,785.34
  5. Step 5: Solve for x
    x = 86,191,572,912,785.34/10,927,225.40
  6. Step 6: Final answer
    x = 7,887,782.10

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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.